Mary never balances the checkbook herself because family finances are her husband's province.
Which of the following definitions is correct for "province" as used in the sentence above?

Question

Mary never balances the checkbook herself because family finances are her husband's province. 
Which of the following definitions is correct for "province" as used in the sentence above?

Quizplus · Accepted Answer

From context, we can guess that family finances are an area that the husband is responsible for managing.
An area into which some countries are divided is incorrect. One of the meanings of province is "an area into which some countries are divided." However, we can see that that is not the meaning here from the context of the target sentence. 
A way to spend one's free time is incorrect. This phrase does not make sense within the context of the sentence.
A distant family member is incorrect. When placed in the context of the target sentence, this answer choice does not make sense.

Mary Never Balances the Checkbook Herself Because Family Finances Are