Which of the Following People Probably Does Not Need a Vitamin

question 98

Multiple Choice

Which of the following people probably does not need a vitamin and mineral supplement?

• A) Melanie, a 22 year old who is lactose intolerant and lives in Boston.
• B) Debbie, who has been a vegan since college.
• C) John, who is recovering from heart surgery.
• D) Mike, who works as a roofer in Florida.

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Definitions:

Perfectly Competitive Industries

Industries in which many firms produce identical products, and entry and exit are easy, leading to zero economic profit in the long run.

Homogeneous Product

A product that is considered identical or equivalent by consumers, with no significant differences from other products in the market.

Free Exit

The condition in a market where firms can leave the industry without incurring high costs, facilitating competition and economic efficiency.

Perfectly Competitive Firm

A company that operates in a market where there are many buyers and sellers, all selling homogeneous products, with no single party having market control.