What did people did in the U. A.E trade hundreds of years before the country discoverd oil... plsss answer fast i have a test to do it for my school

Ineed ! what is the best way to combat test anxiety? a. prepare thoroughly for the test c. picture yourself getting an a b. take deep breaths during the test d. none of these

Whether or not a given study has the possibility of causing harm to participants:

About how many crusaders took part in the crusaders