What are the personal characteristics of organization leaders?​

What service name do you like? 1.schoolbrella 2.schoolplicity 3.studentaxle 4.studiley 5.edulliance 6.savantsnap 7.peaklemon 8.swiftgrasp 9.educaco 10.vistarise 11.iqpursuit 12.studentpivot 13.edgyadvice 14.studenterra

In exchange for land, a knight agrees to be a sort of sub-vassal to a vassal. this agreement was known as: investiture homage tyranny subinfeudation

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.