Espresso Express operates a number of espresso coffee stands in busy suburban malls. The fixed weekly expense of a coffee stand is $1,700 and the variable cost per cup of coffee served is $0.34. If the coffee stand increases sales from 1,200 cups per week to 1,400 cups per week what will be the expected change in cost per cup served?

		$0.20
		($68.00)
		($0.20)
		$68.00