A Cost That Has Already Been Incurred and Cannot Be

question 69

Multiple Choice

A cost that has already been incurred and cannot be changed is called a(n) :

• A)Opportunity cost.
• B)Out-of-pocket cost.
• C)Joint cost.
• D)Sunk cost.

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Definitions:

Hormones

Chemical messengers produced by glands that regulate various functions in the body by acting on specific target organs.

Amino Acids

The building blocks of proteins, consisting of a central carbon atom bonded to an amino group, a carboxyl group, a hydrogen atom, and a variable side chain.

Proteins

Massive biological molecules, known as macromolecules, are composed of one or more extended sequences of amino acid residues and fulfill a wide range of roles in organisms.

Peptide Bonds

Chemical bonds formed between amino acids during the formation of proteins.