Which of the following most directly contributed to the request expressed in the excerpt? A. The removal of Native Americans east of the Mississippi
B. The passage of legislation ending the international slave trade
C. The desire for international trade and access to global markets
D. The expansion of westward settlement following the Civil War

it the big letter b heart my answer

abraham lincoln  (february 12, 1809  – april 15, 1865) was an american statesman, politician, and lawyer who served as the 16th  president of the united states  from 1861 until  his assassination  in april 1865. lincoln led the nation through the  american civil war, its bloodiest war and its greatest moral, constitutional, and political crisis.[2][3]  he preserved the  union,  abolished slavery, strengthened the  federal government, and modernized  the u.s. economy.

the right answer is d) a conference committee. it is a temporary panel formed by house and senate members in order to reconcile differences in legislation.