QUESTION: answer this: who is the subject of a documentary a billion dreams??

ANS: Indian cricketer Sachin Tendulkar

QUESTION: answer this: when was the hubble space telescope launched and when will it stop operating??

ANS: remains in operation

QUESTION: answer this: how many times have the dodgers met the yankees in the world series??

ANS: 11

QUESTION: answer this: what is the lining of the mouth called??

ANS:
oral mucosa