382,836 views
14 votes
14 votes
Pls help me with this work no fake answers and no links pls and thank you

Pls help me with this work no fake answers and no links pls and thank you-example-1
User Lulijeta
by
2.6k points

1 Answer

21 votes
21 votes
The answer is 3
Because variables are able to control the experiment
User Paynestrike
by
2.8k points