Which occurred during the election of 1828? a. adams's supporters questioned the morality of andrew jackson's wife because they saw her as a bigamist. b. andrew jackson challenged henry clay to a duel because of 1824's "corrupt bargain." c. andrew jackson accused john quincy adams of being a murderer. d. adams fired most of the federal employees who openly campaigned for jackson. e. one campaign slogan declared, "adams can fight, but jackson can write."?