While Waiting in Line to Buy Two Tacos at 75

question 51

Multiple Choice

While waiting in line to buy two tacos at 75 cents each, and a medium drink for 80 cents, Emma notices that the restaurant has a value meal containing three tacos and a medium drink all for $2.50. For Emma, the marginal cost of purchasing the third taco would be

• A) zero.
• B) 20 cents.
• C) 75 cents.
• D) 80 cents.

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Definitions:

Anterior Pituitary

The front portion of the pituitary gland, which produces and secretes hormones that regulate many bodily functions.

Glycoproteins

Proteins that have carbohydrate chains covalently attached to them, important in cell-cell recognition and signaling.

Hypothalamohypophysial Portal System

A network of blood vessels that directly connects the hypothalamus with the anterior pituitary gland, allowing for efficient communication and hormone regulation.

Lipotropins

Hormones produced by the pituitary gland that are involved in lipid metabolism, including the mobilization of fatty acids from adipose tissue.