He does not know how to husband his resources.

Answer: Option A

Manage : use (money, time, or other resources) sensibly.
Govern : conduct the policy, actions, and affairs of (a state, organization, or people) with authority.
Rule : one of a set of explicit or understood regulations or principles governing conduct or procedure within a particular area of activity.
Watch : look at or observe attentively over a period of time.
Husband : use (resources) economically.

Synonym of Husband is Manage