Sun City is located in Hailey County. Sun Valley School District encompasses all of Sun City and some of Hailey County. Property in Sun City is assessed at $400 million; property in Hailey County is assessed at $800 million; property in Sun Valley School District is assessed at $600 million. The total debt outstanding for Sun City is $30 million; Hailey County is $50 million; Sun Valley School District is $45 million. Compute the amount of direct and overlapping debt for Sun City.

A. 30 million

B. 75 million

C. 85 million

D. 125 million