Read the following sentences from the article.
1.President Donald Trump has been saying that all votes should be counted on election night.
2. If states were to declare winners on November 3, the election would be decided on unofficial results rather than official results, which is unconstitutional and possibly undemocratic.
3.Thousands of people in every state vote by mail for various reasons every election.
4.Half of states allow ballots to come in after the November 3 election as long as they're postmarked by November 3.
Which two sentences taken together provide the BEST evidence to support the idea that Americans will have to wait for the official election results until after Election Day?
A 1 and 2
B 2 and 3
C 2 and 4
D 3 and 4