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AfilCa [17]
3 years ago
6

I need help I'm thinking is a but I'm not sure

Biology
1 answer:
sergejj [24]3 years ago
5 0
To test the effectiveness...

A. This variable should be controlled (the same in both groups).
B. The new chemical is what is being added to the experimental group.
C. This is the control group to which the treated couch should be compared.
D. This is the experimental group to which data should be taken.

Final answer: D
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Carbon dating is accurate only for objects less than 60,000 years old. Use the idea of half-life to explain this limitation. (1 point) Hint Carbon-13’s half life is 6,000 years

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HOpe helps

:3                          

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