Whenever a Firm's Marginal Costs Are Less Than Its Average

question 50

Multiple Choice

Whenever a firm's marginal costs are less than its average costs, its average costs must be:

• A) falling.
• B) rising.
• C) constant.
• D) falling, then rising.

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Definitions:

Interphase

The phase of the cell cycle in which a cell spends most of its life, preparing for cell division by replicating its DNA and increasing in size.

Cytoplasm Divides

The process during cell division where the cytoplasm of a parent cell is split and distributed into two new daughter cells.

Contractile Ring

A structure made of actin filaments that constricts the cytoplasm during cell division, leading to cytokinesis.

Cell Plate

Of plants, disk-shaped structure that forms and partitions descendant cells during cytokinesis.