The new store opens . . . . . . . . business in March. A. for B. in C. about D. of

The other options are not as accurate. The word “for” is used to indicate a purpose or reason. The word “about” is used to indicate a topic or subject. The word “of” is used to indicate possession or a part of something.

Here are some examples of how the other options could be used in a sentence:

• The store is open for business.
• The store is about to open.
• The store is a part of the mall.