Assertion:The size of a hydrogen balloon increases as it rises in air.Reason:The material of the balloon can be easily stretched.Choose the correct option:

Assertion:The size of a hydrogen balloon increases as it rises in air.

1.	Assertion:The size of a hydrogen balloon increases as it rises in air.Reason:The material of the balloon can be easily stretched.Choose the correct option:
Answer» Both assertion and reason are TRUE and reason explains ASSERTIONS correctly. Both assertion and reason are true and reason does not EXPLAIN assertion correctly. Assertion is true but reason is FALSE. Assertion is false but reason is true. Answer :B