Find the Ranks Corresponding to the Ages of Five Statistics $47,51,47,47,48$

Multiple Choice

Find the ranks corresponding to the ages of five statistics professors when they were hired: $47,51,47,47,48$

A) $2,4,2,2,3$
B) $1,3,1,1,2$
C) $2,5,2,2,4$
D) $3,5,3,3,4$