Help me plz. I will give branlist if the answer is correct.

Where do most people in arabia and iraq live? a. in the fertile crescent b. in the rub, al-khali c. in cities d. in and around mecca

Acommittee that exists permanently in either the house of representatives or the senate is called a a. permanent committee b. long-term committee c. standing committee d. enduring committee select the best answer from the choices provided

What was one step that charlemagne took to unite his kingdom? a. he chose a single strong heir to inherit his throne. b. he drove muslim forces out of europe. c. he created and supported schools. d. he declared himself head of the catholic church.