SpaSpring Corporation, Which Applies Overhead to Production on the Basis

SpaSpring Corporation, which applies overhead to production on the basis of machine hours, reported the following data for the period just ended: Actual units produced: 12,000
Actual fixed overhead incurred: $730,000
Actual machine hours worked: 60,000
Budgeted fixed overhead: $720,000
Planned level of machine-hour activity: 50,000
If Spring estimates four hours to manufacture a completed unit, Spring's standard fixed overhead rate per machine hour would be:

A) $12.00.
B) $14.40.
C) $14.60.
D) $15.00.
E) $20.00.