Dr$.$ Sanderson wants to open a new medical center. The center will provide wound care, cancer treatment, and lialysis centers. Patients will be able to make an appointment at a scheduled time to accommodate their needs, and the doctor is willing to be paid a monthly fee for each patient. What type of plan is Dr$.$ Sanderson planning to use?

a$.$ Physitian as a gatekeeper

b$.$ Health maintenance organization

c$.$ Capitation plan

d$.$ Fee$-$for$-$service plan