Question: How many member universities are there in the collegiate athletic conference that the Boston College Eagles men's soccer team is a member in?
Sentence (from "Atlantic Coast Conference"): The Atlantic Coast Conference (ACC) is a collegiate athletic conference in the United States of America in which its fifteen member universities compete in the National Collegiate Athletic Association (NCAA)'s Division I, with its football teams competing in the Football Bowl Subdivision (FBS), the highest levels for athletic competition in US-based collegiate sports.
Relevant evidence: Yes