Multiple-Object Accelerating Systems: Three boxes are pulled along a horizontal frictionless floor by a constant horizontal pull P. The boxes are connected by very light horizontal strings having tensions T1 and T2 as shown in the figure. Which of the following statements about the tensions is correct? (There could be more than one correct choice.)
A. T1 = P
B. T2 = P
C. T1 + T2 = P
D. T2 > T1
E. T1 > T2
Answer: E
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