LSAT一题逻辑，看不懂原文的推理链，请NN们来指点一下。谢谢拉。

 Handwriting analysis—also known as graphology—is a poor way to predict personality types, even though it is used by 3,000 United States firms and by a majority of European companies. In a recent study, five graphologists scored no better than chance in predicting the occupations of forty professionals.

Which one of the following is an assumption necessary to the argument?

(A) People in the same occupation usually do not have the same personality type.

(B) Graphology is an effective means of predicting personality types in non-business contexts.

(C) There are more United States firms that do not use graphology than all the United States and European firms that do use it.

(D) There are several other techniques for predicting personality types that are more accurate than graphology.

(E) There is a correspondence between type of personality and choice of occupation.

答案E：

出处：LSAT的第一部分1-2题。

有问题的地方一是：five graphologists scored no better than chance in predicting the occupations of forty professionals.这句话如何理解，no better than 是啥意思啊。

二是：题干的结论是第一句话吗？

三是：本文的前提和结论是什么啊，请帮助分析一下原文的推理过程啊

谢谢！

 Handwriting analysis—also known as graphology—is a poor way to predict personality types, even though it is used by 3,000 United States firms and by a majority of European companies. In a recent study, five graphologists scored no better than chance in predicting the occupations of forty professionals.

Which one of the following is an assumption necessary to the argument?

(A) People in the same occupation usually do not have the same personality type.

(B) Graphology is an effective means of predicting personality types in non-business contexts.

(C) There are more United States firms that do not use graphology than all the United States and European firms that do use it.

(D) There are several other techniques for predicting personality types that are more accurate than graphology.

(E) There is a correspondence between type of personality and choice of occupation.

答案E：

出处：LSAT的第一部分1-2题。

有问题的地方一是：five graphologists scored no better than chance in predicting the occupations of forty professionals.这句话如何理解，no better than 是啥意思啊。

二是：题干的结论是第一句话吗？

三是：本文的前提和结论是什么啊，请帮助分析一下原文的推理过程啊

谢谢！

 Handwriting analysis—also known as graphology—is a poor way to predict personality types, even though it is used by 3,000 United States firms and by a majority of European companies. In a recent study, five graphologists scored no better than chance in predicting the occupations of forty professionals.

Which one of the following is an assumption necessary to the argument?

(A) People in the same occupation usually do not have the same personality type.

(B) Graphology is an effective means of predicting personality types in non-business contexts.

(C) There are more United States firms that do not use graphology than all the United States and European firms that do use it.

(D) There are several other techniques for predicting personality types that are more accurate than graphology.

(E) There is a correspondence between type of personality and choice of occupation.

答案E：

出处：LSAT的第一部分1-2题。

有问题的地方一是：five graphologists scored no better than chance in predicting the occupations of forty professionals.这句话如何理解，no better than 是啥意思啊。

二是：题干的结论是第一句话吗？

三是：本文的前提和结论是什么啊，请帮助分析一下原文的推理过程啊

谢谢！