Use the Range Rule of Thumb to Approximate the Standard $13.5$

Multiple Choice

Use the range rule of thumb to approximate the standard deviation.
-A distribution of data has a maximum value of 78, a median value of 51, and a minimum of 24. Round results to the nearest tenth.

A) $13.5$
B) $7.2$
C) $27.0$
D) $10.8$