Answer:
The correct option is D.
Explanation:
From the given two way relative frequency table it is clear that the probability of
Junior - Art = 0.02
Junior - band= 0.27
Junior - choir= 0.24
Junior - Drama= 0.05
Since the probability of Junior - band is highest amount the courses for juniors, therefore band is the most popular elective among juniors.
Senior - Art = 0.12
Senior - band= 0.04
Senior - choir= 0.05
Senior - Drama= 0.21
Since the probability of Senior - Drama is highest amount the courses for seniors, therefore drama is the most popular elective among seniors.
Therefore the correct option is D.