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					 Assertion (A) : Solar radiation first and foremost heats the Earth's surface which in turn determines the temperature of the air above.
 Reason (R) : Heating of the air determines its stability, which affects cloud development and precipitation.
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                        -  If  (A) and (R) are true and (R) is the correct explanation of (A)
 
-  If (A) and (R) are true but (R) is not the correct explanation of (A)
 
-  If (A) is true but (R) is false
 
-  If (A) is false but (R) is true
 
 
-  If  (A) and (R) are true and (R) is the correct explanation of (A)
Correct Option: B
NA
 
	