Which of the Following Statements Is True

question 105

Multiple Choice

Which of the following statements is true?

• A) The law of diminishing returns states that beyond some point the marginal product of a variable resource continues to rise.
• B) The marginal product is the change in total output by adding one additional unit of a fixed input.
• C) Fixed costs are costs which vary with the output level.
• D) When marginal productivity of a variable input is falling, then marginal costs of production must be rising.

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Definitions:

Higher Mental Activity

Complex cognitive processes including thinking, reasoning, decision-making, and problem-solving beyond simple perception and memory.

Cerebrum

The largest part of the brain, responsible for voluntary actions, speech, thoughts, memory, and sensory processing.

Corpus Callosum

A thick band of nerve fibers that divides the cerebral cortex lobes into left and right hemispheres, facilitating communication between the two sides of the brain.

Pleasure Centres

Brain regions that produce feelings of pleasure when activated by certain activities, drugs, or behaviors.