Noah has a set of data that contains 20 numbers. He calculated the mean, median, mode, and range of the set of data and recorded the values below.

The mean is 14.

The median is 7.

The mode is 9.

The range is 30.

If he adds 3 to each number in the data set, which statement is FALSE?

A

The median of the new set is 10.

B

The range of the new set is 33.

C

The mean of the new set is 17.
D
The mode of the new set is 12.

PLS HELPP