Assume that you have two goods, good X and good Y, and that someone has determined the following information about these goods. Use this information to answer the question below. i. If consumer income increases by 10%, then consumers buy 5% fewer units of good X ii. If consumer income increases by 10%, then consumers buy 8% more units of good Y iii. If the price of good X decreases by 4%, then consumers buy 5% more units of good X iv. If the price of good Y decreases by 1%, then consumers buy 4% more units of good Y v. If the price of good Y increases by 2%, then consumers buy 5% more units of good X

Which of the following is the best interpretation of point "v." (above):

	a.	goods X and Y are complements
	b.	goods X and Y are substitutes
	c.	goods X and Y are both normal goods
	d.	goods X and Y are both inelastic
	e.	goods X and Y are both elastic