Can someone please help me with just these 4 questions thanks and please don't take this as me being rude but ONLY ANSWER IF YOU ARE GOING TO ANSWER ALL 4

See Explanation

Explanation:

? 1 =true

?2 =It lets scientists learn more about the earth

?3 =The harsh climate makes the formation of government difficult

?4 =Ozone gas protects Earth from the sun's harmful ultraviolet radiation

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