Answer: Crusader military victory, resulting in a three-year truce.
Explanation: The Crusaders defeated the Muslims in the third Crusades, so a relative period of peace followed.
One way the President checks judicial power is through his ability to appoint federal judges. Since the President is the Chief Administrator, it's his job to appoint court of appeals judges, district court judges, and Supreme Court justices.
The demand curve only shows the relationship between the price and quantity. If one of the other determinants changes, the entire demand curve shifts. B Shifts the curve
This is an example of exchange theory.
In sociology, exchange theory has to do with maximizing benefits while also minimizing costs. When applied to Bill and Cathy's situation, they are taking advantage of each other's skills in order to minimize costs - Bill can cook and Cathy can't (so they can prepare food on their own) and Cathy can repair stuff and Bill can't (so they don't have to get a handyman).