What is the most logical next event?

There are two lady tennis players on a clay court who are demonstrating how to throw the ball up high to the partner. the player

Available choices:
i. lands his punch but fails to hit the ball..
ii. is doing a front spin to demonstrate and also showing how the balls bounced and the serve..
iii. that was holding the ball is a brunette with glasses and a forehead piercing that is covered in small, old fashioned silver hoops with white christmas decorations adorning them..
iv. is shuffling behind the net and turning the racquet upside down in between the shots..
iv.