Elasticity of demands

Suppose that a 15 percent decrease in the price of normal good A causes a 12 percent increase in the quantity demanded of normal good B. The coefficient of cross elasticity of demand is: Select one: A. positive and therefore these goods are substitutes. O B. negative and therefore these goods are substitutes. O C. negative and therefore these goods are complements. O D. positive and therefore these goods are complements. Next page Week 7 Feedback