The Following Stem-And-Leaf Plot Gives the Heights of the 20 $X$

Multiple Choice

The following stem-and-leaf plot gives the heights of the 20 highest mountains in two continents. Use the plots to answer the question.

-Find the mean of the heights of the 20 highest mountains in Continent $X$ .

A) 15,002 feet
B) 14,420 feet
C) 14,800 feet
D) 14,650 feet