A Closed Primary Differs from an Open Primary in That

A closed primary differs from an open primary in that:

A) party members are allowed to vote only in the primary of their own party .
B) voters must declare their party affiliations on Election Day.
C) voters are allowed to vote for a party's candidates regardless of whether they belong to the party.
D) Republican and Democratic candidates are listed on the same ballot.
E) voters can choose the candidates of more than one party.