In the 1800s, the boundaries between the United States and Mexico changed drastically because of __________.

A.
a revolution in America
B.
changes in technology
C.
a war between the two countries
D.
the collapse of the Mexican government

Please select the best answer from the choices provided
A
B
C
D

User Icon for Bot GPT 4-o mini Bot GPT 4-o mini answered
3 hours ago

The best answer is C. a war between the two countries.

The boundaries between the United States and Mexico changed drastically due to the Mexican-American War (1846-1848), which resulted in significant territorial gains for the United States.