[求助]

faireli

Q30:

Socially and environmentally responsible investing is on the rise:  last year in the United States, over $2 trillion was invested in funds that screen companies according to a variety of criteria such as adherence to labor standards, protection of the environment, and observance of human rights.

according to a variety of criteria such as

according to a variety of such criteria, as by

according to such a variety of criteria as by

in accordance with such a variety of criteria as

in accordance with a variety of criteria, such as by

the answer is A. if we omit  the “ by” in the answer B，is B right?

pippi

请到相应板块（GMAT语法区）发帖讨论

rt316

B去掉逗号，去掉by，such as的核心词是criteria，但我认为A的核心词是variety，所以，B还是不对。