Three Boxes Slide on a Frictionless Horizontal Surface When Pulled

Multiple Choice

Three boxes slide on a frictionless horizontal surface when pulled by a force of magnitude F. When we compare the tensions T1 and T2 with the force F, we find that

A) T1 = T2 = F.
B) T1 = F > T2.
C) F > T1 = T2.
D) F > T1 > T2.
E) F - T1 < T1 - T2.