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Question in the picture.

Question in the picture.-example-1
User Gumuruh
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2 Answers

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4th one down bc when it says avoid errors it is another way of saying that it should be done correctly
User EXavier
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Answer:

clinical trials test the safety and effectiveness of a drug or treatment. It is important that they be done correctly

Step-by-step explanation:

User SkyNT
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