The answer is B. They could veto laws. This statement does not describe the Roman Senate since it was the Praetor Urbanus who could veto laws.
"Surrogate wars" also known as "proxy wars" are wars fought in a third country. The US and the Soviet Union were fighting each other in, for example, Afghanistan and Vietnam.
They preferred proxy wars, because they came without civilian victims of own population and without a distraction of the infrastructure of their own countries. In short, the two powers could compete militarily with each other without suffering the worst effects of the wars - this situation allowed them to try to defeat the other one without much risk to their own population.
The answer to the question is D
The correct answer for the question that is being presented above is this one: "b. 65." Roosevelt proposed adding one new justice to the Supreme Court for every judge over this age, the U.S. Senate turned down his proposal. He proposed 65 proposals adding to one new justice to the Supreme Court.