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.

Question: How many zeroes are there at the end of the number N, if N = 150! + 300! ?

 Option A: 28

 Option B: 31

 Option C: 34

 Option D: 37

 Option E: 40
Option D

Question: Find the equation of a line which passes through A(4, -1) and is parallel to x axis.

 Option A: y=-2

 Option B: y=3

 Option C: y=2

 Option D: y=-1

 Option E: y=0
Option D

Question: Positive integer x has y factors; 3x has 3 factors; Which of the following values can y take?
I. 1
II. 2
III. 3

 Option A: I or II

 Option B: I only is true

 Option C: II only is true

 Option D: II or III

 Option E: I or III

Option C