Administrators at a university will charge students $$200$ to attend freshman orientation. It costs $$15,000$ to reserve a room, hire extra security, and bring in a moonwalk. Assume it costs $$25$ per student for the administrators to provide the course materlals. How many students would have to register for orientation for the university to break even? $($choose the closest number$)$

a$.75$

b$.85$

c$.95$

d$.105$