President Martin Van Buren Rejected Adding Texas to the United

President Martin Van Buren rejected adding Texas to the United States because

A) the Texas Republic's congress opposed joining the United States, preferring to stay independent.
B) the Mexican army's resounding victory at the Alamo made him fearful of antagonizing a powerful government.
C) the population of Texas was too small to justify it.
D) Henry Clay wanted to add it and, as the Whig leader, he was Van Buren's sworn enemy.
E) the presence of slaves there would reignite the issue of slavery, and he preferred to avoid it.