question_answer

Humans have contributed to habitat destruction by

1. clearing land for farming

2. excessive use of chemicals

3. producing green-house gases through use of fossil fuels

4. exploitation of land and water for mining of scarce resources

Which of the above is/are correct?

A)  1 and 2           

B)  2 and 3

C)  1, 2 and 3                    

D)  All of these