E
Editor
Oct 10, 2022
A hypothesis must be testable to be scientifically valid. Being testable means that. 
Difficulty: Medium
A:

Some observation could prove the hypothesis incorrect 

B:

Only a controlled experiment can indicate whether the hypothesis is correct or incorrect 

C:

The hypothesis has been proven wrong 

D:

There must be several options in the hypothesis to choose from, one of which is correct 

ID: 63442341e6023150c347cbbe