1.	A line graph _________________________.
		A.	must have years labeled on the horizontal axis
		B.	is best used to show changes over time
		C.	shows only increases in data
		D.	does not have line segments connecting the data points
		Hint
	2.	The bar graph below shows the number of people in Lisa's class with each pet preference. What conclusion can be made from the graph?
		A.	About 40 people in Lisa's class prefer fish.	B.	More people in Lisa's class prefer cats to fish.
		C.	More people in Lisa's class prefer cats than dogs.	D.	Dogs are the best pets in the world.
		Hint
	3.	The line graph below shows Onatah's growth in the last four years. What conclusion can not be made from the graph?
		A.	Onatah has gotten taller every year she has been measured.	B.	Onatah was about 5'0'' in 2001.
		C.	Onatah was about 3'11'' in 1998.	D.	Onatah was shorter when measured in 2000 than when measured in 1999.
		Hint
	4.	The value of a normal car decreases as time passes. What would a line graph of this data look like?
		A.	It would be a vertical line.	B.	It would increase from left to right.
		C.	It would decrease from left to right.	D.	It would be a horizontal line.
		Hint
	5.	The table shows the cost of a gallon of gasoline at a local gasoline station. Which line graph correctly displays the data given in the table?
		A.		B.
		C.		D.
		Hint