Stefan, a Project Manager in a Publishing Company, Has Undertaken

Stefan, a project manager in a publishing company, has undertaken a project to translate a book in French into English and to sell a million copies. He estimates that the cost of the materials will be $6000 and the project will require 30 hours of labor at $50 per hour. If the overheads for the project are estimated at a rate of 50 percent of the labor costs, the total cost of the project will be:

A) $1080.
B) $1,500.
C) $4,500.
D) $7,800.
E) $8,250.