C
Legislator: The recently passed highway bill is clearly very unpopular with voters. After all, polls predict that the majority party, which supported the bill' s passage, will lose more than a dozen seats in the upcoming election. The reasoning in the legislator's argument is most vulnerable to criticism on the grounds that the argument
A: takes for granted that the bill is unpopular just because the legislator wishes it to be unpopular
B: bases its conclusion on the views of voters without establishing their relevant expertise on the issues involved
C: gives no reason to think that the predicted election outcome would be different if the majority party had not supported the bill
D: focuses on the popularity of the bill to the exclusion of its merit