Question

Why are data tables used in a controlled experiment?

O
A. To impress other scientists
O
B. To help organize data and record information
O
C. To list all of the materials needed for an experiment
O
D. To help a scientist look busy in case someone walks by

Answer 1

the answer is B

Step-by-step explanation:

Because you need to write down your info during your experiment.

Answer 2

b to help organize data and record info.