Why is it necessary to maintain wealth​

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.

5. in case of an emergency, once you or someone already on the scene has contacted 9-1-1, the next thing to do is:

What are 3 important public health tools for addressing flu outbreaks and why