The "Era of Good Feeling" in Early American Politics Was

The "Era of Good Feeling" in early American politics was notable not only for a lack of party competition in a time of one-party, Democratic-Republican dominance, but for:

A) a sustained lack of conflict among party members and leadership.
B) intense conflict between factions of what remained of the Federalist Party.
C) deference and goodwill shown by other, small parties to ruling Democratic-Republicans.
D) intense conflict between factions of the Democratic-Republicans, particularly between supporters and opponents of General Andrew Jackson.