Question

instructions: carefully read the below paragraph; then answer the following question. (1) some seemingly harmless substances can interfere with the way medicines work inside the body. (2) take grapefruit juice, for example. (3) it disrupts the action of enzymes that break down drugs in the small intestine before they are absorbed into the bloodstream. (4) therefore, taking a medication with grapefruit juice may cause the drug to enter the blood in dangerously high concentrations. (5) if this happens, not only is the drug less effective, but serious side effects can result. (6) many common medications, including antidepressants, antihistamines, and cholesterol drugs, are negatively affected by grapefruit juice. select the number of the topic sentence in the paragraph above. a sentence 1 b sentence 2 c sentence 6

Explanation:

The first sentence states the main idea that some seemingly harmless substances can interfere with how medicines work. The following sentences use grapefruit - juice as an example to elaborate on this idea.

Answer:

A. Sentence 1