Huge investment costs, such as those for developing environmental-friendly technology, have made it difficult for an automaker to survive competition on its own.

Huge investment costs, such as those for developing environmental-friendly technology, have made it difficult for an automaker to survive competition on its own.

A.巨额的投资成本，比如用于开发环境保护技术的投资成本，已经使得汽车制造业者很难独立地在竞争中生存。

B.巨大的投资成本，如开发环保技术的投资成本，使得汽车制造商很难独自在竞争中生存下来。

C.大量成本的投资，例如发展对环境有利的技术，会使得汽车制造业者面临生存困难。

D.大笔成本的投资，例如发展对环境有利的技术，会使得汽车制造业者面临生存竞争的困难。

正确答案是A