Answer:
B
Explanation:
Immigrants in the early 1900s were examined for physical and mental illness, questioned about their ability to support themselves financially, and challenged on whether they held radical views.
The most important powers include the power to tax, to borrow money, to regulate commerce and currency, to declare war, and to raise armies and maintain the navy. These powers give Congress the authority to set policy on the most basic matters of war and peace.
