The correct answer is the last option.
The prefix "bi-" means two, so Congress is bicameral because it has both the Senate and the House of Representatives. In the Senate, each state has the same number of representatives, and in the House, the number of representatives is in proportion to the population of the state.
Engaged in the complex mental labours by which they crique shape and lead in the politics and culture of their society
Americans were struck with fear and put Japanese in internment (not concentration) camps. Then, America decided to go to war against the Empire of Japan, then the rest of the Axis declared war on America.