1. What is smog?

	A. Smog is a form of water pollution
	B. Smog is a form of soil pollution
	C. Smog is a form of air pollution
	D. None of the above

2. Why should I be concerned about smog?

	A. It is a health hazard
	B. It is an environmental hazard
	C. It is an economic hazard
	D. All of the above

3. Do Toronto and the GTA have a smog problem?

	A. No, smog rarely forms in the GTA
	B. Yes, Toronto has one of the worst smog problems in Canada
	C. No, smog is a problem of densely populated areas such as Mexico City and Los Angeles
	D. Yes, but it's merely an annoyance

4. Where does Toronto's smog come from?

	A. All of Toronto's smog is created locally
	B. All of Toronto's smog originates from the United States
	C. 50% of Toronto's smog originates from the U.S., the rest blows in from the north
	D. 50% of Toronto's smog originates from the U.S., the rest is created locally