How does a production possibility chart assist in outlining opportunity cost? A. It compares profit potential of one product to another.
B. It compares production cost of one product to another.
C. It compares production numbers of one product to another.
D. It compares consumer demand of one product to another.

Kate is 14 years old and just started taking dance classes with her friends at a local dance studio. this is her first time in a dance program, so everything is new to her. her friends convinced her to join the class since they have been enjoying it for a few months. how could the following terms her succeed in the dance class? ● secondary reinforcement ● identity vs. role confusion ● observational learning how could the following terms hinder her success in the class? ● circadian rhythm ● basal ganglia ● vestibular sense

Black death spread because of what problem in medieval europe? which one is it i need the answer quick . a- overcrowded cities b-too many farm animals c-not enough qualified doctors d-all of the above

How would you summarize john hay's first request in the first open door note?