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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.

Ngeneral, the outside and sleeves of the isolation gown and outside front of the goggles, mask, respirator and face shield are considered "contaminated," regardless of whether there is visible soil.

If the singular term ends in -us, the plural is usually formed by changing the ending to