Question

ne effects of aerosols on climate is/are
They directly reflect sunlight back to space.
They indirectly make clouds brighter reflectors.
Aerosols have a net cooling effect on climate systems
Human generated aerosols offset the impact of global warmi
Thich of the above effects is/are true ?
nswer Options:
1) Only a, b and care true
(2) Only a and care tr
3) Only b, c and d are true
(4) a, b, c and d are tru​

Answer 1

Answer:

this is hard.........