Your economics professor decides to cancel one of three scheduled tests because a large number of snow days led to the cancellation of classes. Of the 30 students in the class, 29 of them are in favor of this idea and 1 is not in favor. The new number of exams ____ a Pareto improvement because ____.

Group of answer choices

a) is; almost all of the students are better off

b) is; the total utility increases

c) is not; one student is worse off

d) is not; the total utility decreases