Any help on these questions please?

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.

Apolitical system in which everyone has a personal say in what a government does is called a

We belong to many different social groups that are made up of people that we interact with regularly. choose one of the following social groups: family friends co workers which social group has influenced you the most? in what ways?