Office Workers Were Asked How Long It Took Them to Travel

Multiple Choice

Office workers were asked how long it took them to travel to work one morning.Here is the stem-and-leaf display.
Would you use the median or the mean to describe the centre of this distribution?

A) Mean,because the data are skewed to the right.
B) Median,because the data are skewed to the left.
C) Mean,because the data are skewed to the left.
D) Mean,because the data are symmetric.
E) Median,because the data are skewed to the right.