Brian, a student who wants to get back into shape, decides to ride a bike to campus every day. a few days after getting into his new routine, he decides to cycle from his afternoon lab at uc-santa barbara all the way to the santa barbara beach. once his adrenaline is piqued by the exercise, he notices a passerby smiling at him benignly. he is most likely to react with a feeling of: 1. arousal. 2. ambivalence. 3. jealousy. 4. exhaustion.

changes in factors like average income and preferences can cause an entire demand curve to shift right or left. this causes a higher or lower quantity to be demanded at a given price. demand curves relate the prices and quantities demanded assuming no other factors change. it is important for consumers to know this information, because it is crucial for them to know what they can afford and can't afford. i hope this .

answer; adoption agencies tend to place separated twins in similar homes;