What is the correct process for sanitization?

What is the correct process for sanitization?

A.Rinse with water of at least 180 degrees F, detergent wash, rinse again

B.Detergent wash, rinse with water of at least 180 degrees F, disinfect

C.Remove dirt, detergent wash, rinse with sanitizer or water of at least 180 degrees F

D.Sweep, mop and rinse

正确答案是C