1. A portion of a state that elects a single member of the House of Representatives A. Senate
B. Committee
C. Congressional District
D. Congress

first second and third

explanation:

1) the answer is b

senators serve a six-year term; representatives serve a two-year term, making them more responsive to (and responsible for) voter confidence.

2) the answer is d

to serve as president, one must:   -be a natural-born u.s. citizen of the united states;   be at least thirty-five years old;   be a resident in the united states for at least fourteen years.

3) the answer is a

ella,because it is constitutionally eligible

4) the answer is c: the u.s president

very positive impact on our industries in the west, sine they promoted settlement and increased the ways in which goods could be transported to market.  

a system of cooperative federalism emerged, as the powers of the federal government expanded.