Answer the Question Based on the Following Information

Answer the question based on the following information.Way-Below Normal University has found it necessary to institute a crime-control program on its campus to deal with the high costs of theft and vandalism.The university is now considering several alternative levels of crime control.This table shows the expected annual costs and benefits of these alternatives.The marginal costs of additional levels of crime control are:

A) $60,000 for Level Two.
B) $20,000 for Level Three.
C) $5,000 for Level Five.
D) $10,000 for Levels Two,Three,Four,and Five.