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My name is Ann [436]
3 years ago
12

Which of these variables could be investigated ONLY through observational studies?

Mathematics
2 answers:
LiRa [457]3 years ago
4 0

Answer:

BRUH

Step-by-step ex planation:

bruh moment so yeah thats the answer gimme them point

Mashcka [7]3 years ago
4 0

Answer:

I think its B

Step-by-step explanation:

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