What Did the Framers of the Texas Constitution Include to Limit

What did the framers of the Texas Constitution include to limit the abuse of power by the government?​

A) checks and balances among all government branches
B) concentration of power in the executive branch
C) ​full appointment power in the legislative branch to select state judges
D) ​the ability of the state to ignore any federal law that conflicts with state law
E) ​improved working conditions among all African Americans living in the state