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: When 1/10 percent of 4,000 is subtracted from 1/10 of 4,000, the difference is

 Option A: 396

 Option B: 36

 Option C: 3996

 Option D: 40

 Option E: 400

Option A