One must be years of age to serve in the u. s. house of representatives, and years of age to serve in the u. s. senate.

select one:
a. 18; 21
b. 21; 25
c. 25; 30
d. 35; 45
e. 40; 50

C

Explanation:

It is stated in the constitution that you must be of the age of 25 to be in the house of rep and 30 to be in senate.

The two articles of the constitution if you would like to read more.

U.S. Constitution, Article I, section 2, clause 2

[U.S. Constitution, Article I, section 3, clause 3]

answer; sociological imagination;