During which declining Chinese dynasty did Western powers begin to exploit China?

The Soviet Union eventually collapsed because of

A. its isolation from Western technology and markets. B. its inefficient centralized command economy. C. its heavy defense expenditures. D. all of these: heavy defense expenditures; isolation from Western technology and markets; and its inefficient centralized command economy. E. None of these answers is correct.

All of the following are characteristics that usually determine who is nominated for President EXCEPT

A) from a key larger State. B) married. C) Protestant faith. D) incumbency.