United States History Question of the Day

Mexican Cession territories
(Source:Wikimedia
Commons--public
domain)
Question 0100128:
Which of the following was not
a provision of the 1848 Treaty of Guadalupe Hidalgo?
(A) a $15 million payment from the
United States to Mexico
(B) United States acquisition of
California
(C) Mexico's acceptance of the Rio
Grande as its border with Texas
(D) U.S. assumption of American
citizen claims against Mexico
(E) prohibition of slavery in the
Mexican Cession territories