Consider the following statements about grand slam tennis tournaments :
i. There are four grand slam annual tennis tournaments.
ii. The first grand slam of a year tournaments are played on grass court.
iii. The Australian and the US Open tournaments are played on grass court.
Which of the statements given above is/are correct ?

A. 1, 2 and 3

B. 1 and 2 only

C. 1 only

D. 2 and 3 only

Answer: Option C