If a Consumer Can Buy Four DVDs for $44 and Five

question 120

Multiple Choice

If a consumer can buy four DVDs for $44 and five DVDs for $50,then the marginal cost of the fifth DVD is

• A) $50.
• B) $11.
• C) $10.
• D) $6.

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Definitions:

Actin Filament

A protein filament that, along with myosin, plays a key role in muscle contraction and is involved in various types of cell movement and structure.

Acetylcholine

A neurotransmitter in the nervous system that plays a crucial role in muscle movement and various brain functions.

Myosin

A type of protein found in muscle cells that, along with actin, facilitates muscle contraction.

Actin

A protein that forms the cytoskeletal filaments involved in muscle contraction and cellular movement.