A Feathered Fossil Once Considered to Be the Oldest Bird

question 17

Multiple Choice

A feathered fossil once considered to be the oldest bird, but now is viewed as a feathered dinosaur, is named __________, and it lived during __________.

• A) Saurosuchus; Early Triassic
• B) Allosaurus; Late Jurassic
• C) Archaeopteryx; Late Jurassic
• D) Tyrannosaurus; Late Jurassic

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Definitions:

Average Fixed Cost

The fixed costs of production (costs that don't change with the level of output) divided by the quantity of output produced.

Marginal Product

The additional output resulting from a one-unit increase in the input of a particular productive resource, holding all other inputs constant.

Average-Total-Cost

The cost per unit of output, calculated by dividing the total cost (fixed and variable costs) by the total quantity produced.

Marginal-Cost

The expense associated with producing one additional unit of a good or service, critical for decision-making in business and economic policy.