The answer is most likely A)
C so the air goes through easier, is what I think
I believe the correct answer is C. The other answers give outside information that doesn’t correlate with the promoted question.
The answer is D. an equal distance with an equal amount of force.
This is because the two cylinders have the same diameter and the liquid inside them will not compress. So when one of the pistons (both pistons are also equal size) is pressed, the same amount of liquid is moved from one to another.
Try common ratio, because b represents a constant variable. (I’m not 100% but it may be this)