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Korvikt [17]
3 years ago
5

Which describes a controlled experiment? A.

Medicine
2 answers:
Darina [25.2K]3 years ago
7 0

Answer:

I would say Option B

Explanation:

A controlled experiment is where you have two or more independent variables, that way you have an experiment to compare results with.

Aleks [24]3 years ago
4 0

Answer:

b

Explanation:

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