A survey of potential voters was conducted to determine the likelihood that ordinance A would be passed. 40 percent of those surveyed indicated they were not likely to vote, while the remainder indicated that they were likely to vote. Of those who indicated they were likely to vote, 35 percent indicated that they supported ordinance A, 25 percent indicated that they were undecided, and the remainder indicated that they did not support ordinance A. What percentage of potential voters are likely to vote against ordinance A?

A. 18%
B. 20%
C. 24%
D. 30%
E. 36%

The OA is C

Source: Princeton Review