Which event completes this timeline? a. the bill of rights is added to the constitution. b. enough states ratify the constitution for it to go into effect. c. the constitutional convention is held in philadelphia. d. states begin holding conventions to debate ratifying the constitution.

Why were presidents andrew jackson and martin van buren unwilling to annex texas? a. they did not want texas to be admitted to the union as a slave state. b. they feared that the annexation of texas as a slave state would lead to political problems within the union. c. they thought that texas was too large to be admitted to the union as one state. d. they did not believe in the idea of manifest destiny.