请大家帮忙解答下GWD21-Q41与GWD21-Q10关于分词逻辑主语的问题

runwei010

Researchers in Germany have unearthed 400,000-year-old wooden spears from what it appears was an ancient lakeshore hunting ground as stunning evidence of humanancestors who systematically hunted big game much earlier than believed.

A.it appears was an ancient lakeshore hunting ground as stunning evidence of human ancestors who

B.it appears had been an ancient lakeshore hunting ground and stunning evidence that human ancestors

C.appears was an ancient lakeshore hunting ground and is stunning evidence that human ancestors

D.appears to be an ancient lakeshore hunting ground, stunning evidence that human ancestors

E.appears that it is an ancient lakeshore hunting ground, stunning evidence of human ancestors who（答案D)

The Environmental Protection Agency’s proposal to place restrictions on both diesel fuel and diesel engines has sparked a counterattack by the oil industry, saying that the move will exacerbate the nation’s fuel supply problems.

A.on both diesel fuel and diesel engines has sparked a counterattack by the oil industry, saying

B.on both diesel fuel and engines have sparked the oil industry to counterattack, and they say

C.on both diesel fuel and diesel engines has sparked a counterattack by the oil industry, which says

D.both on diesel fuel and engines has sparked the oil industry to a counterattack, saying

E.both on diesel fuel and diesel engines have sparked the oil industry to counterattack, and it says

第二题不选A的解释经大家讨论是saying既可以修饰proposal也可以修饰oil industry因此引起歧义。那么在第一题中的stunning的要不要考虑逻辑主语会引起歧义的问题呢？merci beaucoup!!1

xuganwilliam

第一题是不能选 有 and 并列的 结构，因为 and 结构表示连接的两个部分是并列关系，但是很明显，第一题 两个成分不是并列关系

LMBE

stunning: adj. ; NOT V-ing.
Stunning modifies evidence.

runwei010

非常感谢。。。