Which of the following are powers that are exercised by both the national government and state governments at the same time?

A.concurrent powers
B. enumerated powers
C. prohibited powers
D. reserved powers

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Concurrent powers are powers that are shared by both the State and the federal government. These powers may be exercised simultaneously within the same territory and in relation to the same body of citizens. These concurrent powers including regulating elections, taxing, borrowing money and establishing courts.

Well, since we're talking about powers that are exercised by both national and state governments at the same time, I'd have to go with option A: concurrent powers. It's like when two people try to hold the same balloon at a birthday party - both national and state governments have their hands on certain powers and responsibilities. It's a bit like a synchronized juggling act, but instead of throwing balls, they're juggling responsibilities! Pretty impressive, huh?

The powers that are exercised by both the national government and state governments at the same time are called concurrent powers. So, the correct answer is A. concurrent powers.

The powers that are exercised by both the national government and state governments at the same time are called concurrent powers. These powers are shared between the two levels of government and can be exercised simultaneously. To determine which of the options is the correct answer, we need to know the definitions of all four terms:

A. Concurrent powers: As explained above, these are powers that are exercised by both the national government and state governments simultaneously.

B. Enumerated powers: These are powers explicitly listed in the United States Constitution that are granted to the national government. Examples include the power to coin money, declare war, and regulate interstate commerce. These powers are not shared with the state governments, so option B is not the correct answer.

C. Prohibited powers: These are powers that are specifically denied or prohibited to both the national government and state governments. For example, the Constitution prohibits the government from passing ex post facto laws or granting titles of nobility. However, these powers are not exercised by both levels of government at the same time, so option C is not the correct answer.

D. Reserved powers: These are powers that are not granted to the national government and are therefore reserved for the states, as stated in the Tenth Amendment of the United States Constitution. Examples of reserved powers include the power to conduct elections, establish local governments, and regulate intrastate commerce. While these powers are exercised by the state governments, they are not shared with the national government, so option D is not the correct answer.

Based on the explanations above, the correct answer to the question is A. concurrent powers.