Find the Range for the Given Data $\begin{array} { r r r r r } 18.1 & 22.7 & 8.5 & 26.5 & 17.7 \\ 29.9 & 21.7 & 13.1 & 25.0 & 24.6 \end{array}$

Find the range for the given data.
-Each student in a sixth-grade class recorded the amount of time he or she had spent watching television during a one-week period. The times (in hours) are listed below. $\begin{array} { r r r r r } 18.1 & 22.7 & 8.5 & 26.5 & 17.7 \\ 29.9 & 21.7 & 13.1 & 25.0 & 24.6 \end{array}$

A) $4.6$ hours
B) $21.4$ hours
C) $17.7$ hours
D) $8.5$ hours