Identify potential outliers, if any, for the given data. The normal annual precipitation (in inches) is given below for 21 different U.S. cities.
32.4 29.4 34.6 65.3 22.1 31.8 16.6 28.2 36.2 59.4 24.3 47.2 45.6 9.2 27.1 18.9 13.6 31.4 24.2 12.3 35.4
A. none
B. 65.3
C. 9.2; 12.3
D. 9.2; 59.4; 65.3
E. 59.4; 65.3