Answer: (D) Efficient
Explanation:
According to the given question, the Victoria is the general manager of the restaurant and she managing the costs of the restaurant by reusing some materials.
This is an example of an efficient manager as the main responsibility of the manager is that it efficiently handle all the expenses and the functions.
The efficient manager has the good technical, communication and the interpersonal skills so that they easily handle all the functions in an organization for producing the desirable results.
Therefore, Option (D) is correct answer.