In 1836 Texas president Sam Houston was against the idea of annexation, whole U. S. president Martin Van Buren approved of annexation

the correct answer is:

b) a rich merchant.

during the 20th century, the role of the vice president has evolved into more of an executive branch position. now, the vice president is usually seen as an integral part of a president's administration and presides over the senate only on ceremonial occasions or when a tie-breaking vote may be needed.