Q: Given a math problem with context and a question and 5 answer choices, the task is to provide the correct answer choice based on the problem. You must choose one of the given answer choices by letter: a, b, c, d, or e; anything else is invalid.
Problem: in 1998 the profits of company n were 10 percent of revenues. in 1999, the revenues of company n fell by 20 percent, but profits were 20 percent of revenues. the profits in 1999 were what percent of the profits in 1998 ?
Options: a. 80 %, b. 160 %, c. 120 %, d. 124.2 %, e. 138 %
A:
b