In Tennis which of the following scores is a complete set?

5 - 3 6 - 4 6 - 6 6 - 5

6 - 4

The correct answer is Option (2) - 6 - 4 In Tennis, a complete set typically ends when one player wins at least six games and is ahead by at least two games. Therefore, the score 6 - 4 represents a complete set.