Question

Maria recorded the effects of doing homework on her intelligence. Which of

these is a control variable?
O
O
A. Maria's intelligence
O
B. Neither doing homework nor Maria's intelligence
O
O
O
C. Doing homework
O
O
D. Both doing homework and Maria's intelligence
SIT

Answer 1

b

Explanation:

Answer 2

Answer:these guys are full of it, it’s C doing homework

Explanation:

CaUsE I uSeD mY bRaiN - a p e x