GRE Reading Comprehension: ETS-GRE阅读ETS - 187J_E887_3C6HWT7

The passage is primarily concerned with describing A. objectives and legal method for directing technological development B. technical approaches to the problem of controlling market activity C. economic procedures for facilitating transactions between buyers and sellers D. reasons for slowing the technological development in light of environmentalist objections E. technological innovations making it possible to achieve optimum allocation of resources