A lab at the DeBakey Institute orders 150 rats a week for each of the 52 weeks in the year for experiments that the lab conducts.Suppose the mean cost of rats used in lab experiments turned out to be $20.00 per week.Interpret this value.

A) Most of the weeks resulted in rat costs of $20.00
B) The median cost for the distribution of rat costs is $20.00
C) The expected or average costs for all weekly rat purchases is $20.00
D) The rat cost that occurs more often than any other is $20.00