Definition: 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.
Input: Question: Which of the following fractions is not a terminating decimal?

 Option A: 2/3

 Option B: 3/4

 Option C: 4/5

 Option D: 7/8

 Option E: 9/10

Option A