Pool owners who live in Los Angeles or Miami can splash around all year . But for those who live where winter is on the way , closing is a necessity . The process involves several steps , Mr. White said , some of which may be better left to a professional .
What is the reason someone would need to close their pool ?
Pick the best answer from the following options:
A. The pool is closed for ice skating .
B. The pool is closed for insurance only .
C. None of the above choices .
D. The pool is closed to increase it 's swimability .


C