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Q:
A) the MPC and the APC must be equal at all levels of income. | B) the APC is constant and the MPC declines as income rises. |
C) both the APC and the MPC increase as income rises. | D) the MPC is constant and the APC declines as income rises. |
Answer: D) the MPC is constant and the APC declines as income rises.
Explanation:
Explanation: