Prep1-3 以前没问过的问题

Less than 35 years after the release of African honeybees outside Sao Paulo, Brazil, their
descendants, popularly known as killer bees, had migrated as far north as southern Texas.

(A) Less than 35 years after the release of African honeybees outside Sao Paulo, Brazil,

(B) In less than 35 years since releasing African honeybees outside Sao Paulo, Brazil,

(C) In less than the 35 years since African honeybees had been released outside Sao Paulo,
Brazil,

(D) It took less than 35 years from the release of African honeybees outside Sao Paulo, Brazil,
when

(E) It took less than the 35 years after the time that African honeybees were released outside
Sao Paulo, Brazil, and then

Ans:A

根据笔记的解释说，E的错误是因为it不能指代from the release。。。但是我看了半天，E选项的from the release 在哪里啊？

还有，为社么A选项的的after+n。避免了逻辑主语问题？