According to Hatfield and Berscheid, physiological arousal and the belief that someone is the cause of this arousal is the source of: a. romantic love. b. platonic love. c. passionate attraction. d. nonlove.

This schedule shows the opportunity cost of producing doughnuts, bagels, and croissants. refer to the schedule and use the drop-down menu to answer each question. on day 2, raj makes 70 more bagels than on day 1. what is the opportunity cost of producing 70 more bagels? on day 3, raj makes 50 more croissants than on day 2. what is the opportunity cost of producing fifty more croissants?

New communication technologies, improved transportation, and advanced military weapons made it possible for countries to speed up acquiring territory. rule large amounts of territory. fight off competition from opposing nations. expand their economies, which aided in conguest.

How did ancient civilizations develope its agriculture and protect its population