Fact and opinion. the wilmot proviso was never accepted by congress.

This is a fact because it can be proven 
an opinion is something that someone thinks about something
for example: the kid thought that his friends bright yellow shoes were ugly that is an opinion because not everybody thinks that the kids shoes are ugly

The electoral college consists of 538 electors. a majority of 270 electoral votes is required to elect  the president. your state's entitled allotment of electors equals the number of members in its congressional delegation: one for each member in the house of representatives plus two for yoursenators.congress does the electoral college represent