What is the difference between a verbal and a nonverbal warning sign?

Suppose you calculate that elasticity of demand for cigarettes is 0.5. you can conclude that: a. demand for cigarettes is elastic b. demand for cigarettes is unitary elastic c. a 1% increase in price of cigarettes will result in a 0.5% decrease in quantity demanded d. a 1% increase in the price of cigarettes will result in a 0.5% increase in quantity demanded.

Which of these is a long-term goal? a. i want to lose two pounds in a month. b. dylan wants to finish reading his favorite book this week. c. thomas plans to invite his parents to his home for dinner. d. daisy wants to write a children’s book on nutrition

If you are having a hard time lifting something, you should arch your back. a. true b. false