Andrew Jackson Was Important to the Development of American Political

Andrew Jackson was important to the development of American political parties because

A) he was the innovator of conditional party government.
B) he was the first man to run for president under a party label.
C) he pioneered the use of registering voters with a political party.
D) he helped build Democratic Party organizations at the state and local levels, which helped to mobilize citizens and bind them to the Democratic Party.