One consequence of the US Congress voting to annex Texas was that
Mexico decided to grant Texas its independence to stop the annexation.
the United States gained debt and border problems that Texas already had.
there were no more disputes over the balance of slave states and free states.
Mexico settled its border dispute with Texas to avoid a war with the US.

Option B

Explanation:

One consequence of the US Congress voting to annex Texas was that the United States gained debt and border problems that Texas already had.

After the Mexican-American War and the signing of the Treaty of Guadalupe Hidalgo, the United States inherited border problems between Texas and Mexico.

native americans suffered high rates of poverty and unemployment.

during the late 1960s and early 1970sthe need for political militancy grew among the native americans. throughout the 1960s, they had been the nation's poorest minority group, the most deprived group, according to practically every socioeconomic measure. in 1970, the indian unemployment rate was 10 times the national average, and 40 percent of the native american people were below the poverty line.