GRE Reading Comprehension: ETS-GRE阅读ETS - Y40F5CFXVGC4S4CH7

In response to the question. "Should countries act unilaterally to curb emissions?" the author would be most likely to contend that a country should A. not act unilaterally because, although that country would receive some benefits from such action, other countries would most likely be harmed by it B. not act unilaterally because unilateral action would have no benefits for other countries C. not act unilaterally because the cost to that country would not be justified by the limited effect that such action would have on industrial pollution worldwide D. act unilaterally because that country's economy would benefit from the resulting reduction in industrial emissions worldwide E. act unilaterally because other countries might well be inspired to follow that country's example