The Price Elasticity of Supply Is Always a Positive Value

Multiple Choice

The price elasticity of supply is always a positive value because
i.there is a direct relationship between the price and the quantity supplied.
ii.as the equilibrium price increases,the equilibrium quantity also always increases.
iii.buyers are willing to pay a higher price for larger quantities.

A) i only
B) ii only
C) iii only
D) i and ii
E) ii and iii