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Which kind of investigations allow for the control of variables? hypothesis experimental descriptive comparative
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Which kind of investigations allow for the control of variables? hypothesis experimental descriptive comparative

User Clark Kent
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Answer:

it is b

Step-by-step explanation:

got 1000 on test

User Jofe
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2 votes

Answer:it is b

Explanation:trust me i have it on my test lol

User Nilesh Pethani
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