Which of the Following Did Not Result from the Signing

Multiple Choice

Which of the following did not result from the signing of the Treaty of Guadalupe Hidalgo?

A) The Rio Grande was confirmed as the southern border of Texas.
B) The United States paid Mexico $15 million.
C) Slavery would not be allowed west of the Rio Grande.
D) Mexico ceded New Mexico and California to the United States.
E) Mexican residents of the ceded areas would become American citizens.