Women make up 52 percent of the voting-age population and are more likely to vote, yet
a. a woman has never been elected to the u. s. senate.
b. men dominate the political arena.
c. women dominate the political arena.
d. a woman has never been elected governor of a u. s. state.

The correct answer is option b. "men dominate the political arena".

Explanation:

Even though most of the voting-age population are women, men dominate the political arena of the United States. For instance, by January 2019, there are 102 women in the U.S. House of Representatives, which makes only to 23.4% of the total of U.S. Representatives.

it foreshadows the theme of the paragraph and hints the topic that will be discussed in the paragraph!

necessary and proper clause. the congress shall have power to all laws which shall be necessary and proper for carrying into execution the foregoing powers, and all other powers vested by this constitution in the government of the united states, or in any department or officer thereof.