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: there are 250 doctors and nurses at a hospital. if the ratio of doctors to nurses is 2 to 3, how many nurses are at the hospital ?
Options: a. 134, b. 138, c. 142, d. 146, e. 150
A:
e