Consider the following statements regarding HEATING AND COOLING OF ATMOSPIILIU:
1. Convention is important in heating the lower layers of the atmosphere.
2. The convention transfer of energy is confined only to the troposphere.
3. 'Ioo' is the outcome of advection process.
Identify the correct statements :

A

All 1,2 and 3 are correct

B

2 and 3 only

C

All 1,2 and 3 are incorrect

D

1 and 2 only