Answer:
Since you didn't link the graph for the question, there is no definite answer that I can give you as of right now.
Explanation:
However, look at the bar graph and see what bars are taller and shorter. Looking at the labels that show which subject each bar is, you can determine which class is the least favorite (shortest )and the favorite (tallest). (B and C) To find A, you can look at the amount of students that have selected math as their favorite subject, multiply the number by 4, and see if the answer is equal to the amount of students who chose science as their favorite subject. Lastly, you can look to see if math and social studies are both the same height on the bar graph. If it is not easy to tell, you can look at the numbers, usually located on the y axis, and see if they have the same amount of students that have voted that subject to be the best. (D)