* Most of the fighting in Texas centered on
A. Union troops attempting to capture San Antonio .
B. The struggle for control of the high plains .
C. Freeing Louisiana from union occupation.
D. Confederate efforts to keep Texas ports open .

What is the focus of article 1 of the constitution? describing the powers and structure of the legislative branch defining bicameral and unicameral houses explaining the veto and override processes reviewing the executive branch of the government