Um insufficient (not enough) Information
Well it depends on where you live but I would say that it would depend on the number of cars used by each families, the rate in which they use them. You can also mention the use of public transport as a method to reduce this pollution problems.
Maybe include some statistics if you can find them.
Use your daily life experience I think it could help you :)
The answer is b EU created a free trade agreement
A point in time that continues goin
Answer:a country located on a larger plain
Explanation: