Factors that have contributed to heterogamy include a. higher college enrollments. b. geographical mobility. c. participation of women in the work force. d. all of the above

The answer is D.) All of the above ^-^

answer; the confederacy could afford to move a large number of prisoners hundreds of miles but could not afford to fee and house the prisoners;

the answer is: c. c.it limited the president’s power to start wars.

the war powers resolution of 1973 requires the president to notify the congress whenever the president wanted to order a military operation to other countries within 48 hours. if after being reviewed the congress disagree with the proposal, that the president will be banned from ordering the operation.