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A scientist wants to prove that certain chemicals in cosmetics are likely to cause harm to developing fetuses, when used by a pregnant woman. What is the most likely limitation she will face in her scientific design? PLEASE HURRY!!

A scientist wants to prove that certain chemicals in cosmetics are likely to cause-example-1

2 Answers

7 votes

Answer:

A

Step-by-step explanation:

(its my friend)

answered
User Keith Twombley
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7.8k points
0 votes

Answer:

D. Limitations due to ethical concerns about experimental subjects.

Step-by-step explanation:

answered
User Javier Eguiluz
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8.0k points
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