Consider the following assertion and its reason.
Assertion: Phosphorus is kept in water.
Reason: It catches fire in the air.
1
Assertion is true, Reason is true and reason is correct explanation of assertion.
2
Assertion is true, Reason is true and reason but reason is not the correct explanation of assertion.
3
Assertion is true, Reason is false
4
Assertion is false, Reason is true