Because their grandparents fought in world war ii, carl and robert (has/have) conducted interviews with them.
a. has
b. have

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.

answer; legislature;