Why did three whig candidates run against martin van buren in the presidential election of 1836? a. each candidate had a solid regional base but none had the support of all regions. b. they hoped to show van buren he needed to be a more lenient president than jackson had been. c. daniel webster insisted on running even though he lacked support outside of the south. d. they assumed that van buren was so unpopular that any of the three could win?