HELP PLEASE,I'LL GIVE OUT BRAINLIEST AND 10 POINTS.

How will adding the value 8 affect the mean and median of the data set 4, 6, 8, 10, 12?

A.
The mean and median will increase by the same amount.

B.
The median will increase more than the mean.

C.
The median will stay the same, but the mean will increase.

D.
The mean and median will both stay the same.