Theta, Inc., sells three different products. The following information is provided by Theta: Product Old Price New Price Sales Quantity (at old price) Sales Quantity (at new price) Alpha $20.00 $25.00 5,000 5,100 Beta 10.00 5.00 8,000 14,000 Gamma 40.00 39.00 900 850 Which of the following is the price elasticity of demand for the product Beta? (Give the answer to one decimal place.)

a.2.2

b.1.5

c.1.2

d.2.5