The Test Scores of 30 Students Are Listed Below $\begin{array} { l l l l l l l l l l } 31 & 41 & 45 & 48 & 52 & 55 & 56 & 56 & 63 & 65 \end{array}$

Multiple Choice

The test scores of 30 students are listed below. Which number could be the 30th percentile? $\begin{array} { l l l l l l l l l l } 31 & 41 & 45 & 48 & 52 & 55 & 56 & 56 & 63 & 65 \end{array}$
$\begin{array} { l l l l l l l l l l } 67 & 67 & 69 & 70 & 70 & 74 & 75 & 78 & 79 & 79 \end{array}$
$\begin{array} { l l l l l l l l l l } 80 & 81 & 83 & 85 & 85 & 87 & 90 & 92 & 95 & 99 \end{array}$

A) 64
B) 56
C) 67
D) 90