At the current price $14.68 each, the elasticity of demand for a a new digital album is given byn = -0.58, which of the following is true? O a) The price should be increased to increase revenue, O b) If the price of the digital albumn is raised to $17.91, revenue will decrease. O o) Neither increasing nor decreasing the price will increase revenue, O d) If the price of the digital album is raised to $17.91, revenue won't change