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: Calculate the sum of first 60 natural numbers.

 Option A: 1839

 Option B: 2830

 Option C: 1830

 Option D: 1831

 Option E: 1835
[A]: Option C


[Q]: 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
[A]: Option D


[Q]: Question: Two dice are rolled together. What is the probability of getting two numbers whose product is even?

 Option A: 2

 Option B: 3/4

 Option C: 1/4

 Option D: 7/4

 Option E: 9/4
[A]:
Option B