which statement is the most appropriate comparison of the centers

Answer:
Option B
Step-by-step explanation:
The measure of centre that we can read from the boxplot is the median.
From the box and whisker plot you find in this order the:
Minimum, lower quartile, median.upper quartile, maximum
From the boxplot of town A, the median temperature is 20.
From the boxplot of town A, the median temperature is 30.
Therefore the median for town A 20 degrees is less than the median for town B 3o degrees