Question

Why do scientists use controlled experiments?

A.)to ensure that the results of their experiments are clear

B.)to ensure that hypotheses are proven correct

C.)to ensure that the responding variable does not change

D.)to ensure that the data collected is related to one changed condition

Answer 1

The answer is D) To ensure that the data collected is related to one changed condition :)

Answer 2

Answer: D) to ensure that the data collected is related to one changed conditio.

Step-by-step explanation: