The Cutting and Burning of Tropical Rain Forests Leads to Which

The cutting and burning of tropical rain forests leads to which of the following?
1) addition of CO₂ to the atmosphere
2) decreased removal of CO₂ from the atmosphere
3) greenhouse effect
4) global warming
5) decreasing sea level

A) 1 only
B) 1 and 2
C) 1, 2, and 3
D) 1, 2, 3, and 4
E) 2, 3, 4, and 5