When the Bottom String Is Pulled Slowly in the Heavy-Ball-And-Strings

Multiple Choice

When the bottom string is pulled slowly in the heavy-ball-and-strings demonstration (Figure 1.7 in your text) ,tension

A) in the top string is due to your pull plus the weight of the ball.
B) is about the same in both strings.
C) in the bottom string is zero.
D) none of the above