What was the similiarties between the byzantine and islamic in military?

Aclaim about history is most likely not valid if it has which of these characteristics?

Two of these describe "federalism." (choose two answers) select one or more: a. the national government absolutely controls all state governments. b. power is shared by the national and state governments. c. state governments exercise absolute power over the national government. d. it is a compromise meant to eliminate the disadvantages of a "unitary" and a "confederate" system.

What was the importance of latin during the scientific revolution in europe? it encouraged people to join the roman catholic church. it was the language used to celebrate the roman catholic mass. it provided a common language for the exchange of ideas. it was one of many languages used to share new ideas.