You are given a math word problem and you are supposed to make use of mathematical concepts like probability, combinatorics, linear equations, sequences/series, or simple operators like addition, subtraction, division, or multiplication to answer the given question. Choose the best option from the 5 given options and report that option.

[Q]: Question: What is the sum of all the numbers which divides 100 ?

Option A: 408

Option B: 102

Option C: 816

Option D: 916

Option E: 416
[A]: Option A

[Q]: Question: If x, y, and z are positive integers such that x is a factor of y and y is a factor of z, which of the following is NOT necessarily an integer?

Option A: (x + y

Option B: (y + z

Option C: yz/x

Option D: (2y + 3z

Option E: (xy + z
[A]: Option A

[Q]: Question: Suppose there are 4 books on fairy tales, 5 novels and 3 plays. They have to be arranged so that the books on fairy tales are together, novels are together and plays are together, but we no longer require that they should be in a specific order. In how many ways can this be done?

Option A: 103680

Option B: 113689

Option C: 125569

Option D: 136690

Option E: None
[A]:
Option A