A research article includes the line "While a relatively wide range of estimates has been produced for the price elasticity of demand for cigarettes, most of the estimates from the USA and other high income countries tend to fall in the relatively narrow range from 0.25 to 0.50."

This means that if the price of cigarettes were to decrease 10%, the quantity of cigarettes demanded would

Select one:

a.decrease by 2.5% to 5.0%.

b.increase by 0.25% to 0.50%.

c.increase by 2.5% to 5.0%.