Question

If you have a control group for your experiment, which of the following is

true?
The control group is exactly the same as the test group.
The control group is identical to each test group except for one
variable.
There can be more than one difference between the control group
and the test groups.
The control group and the test groups may have two or more
differences between them.
​

Answer 1

680875

Explanationkason rock

Answer 2

Answer:the last one

Step-by-step explanation:

I’m sure but don’t hate if I’m wrong