Multi-select problem: How does the next paragraph end?

A man in a red shirt, black gym shorts and boxing gloves begins talking to the camera. After, the man does a series of punches and begins to hit the bag excessively. for his next technique

Possible answers: 1). , he holds the bag and starts to do several knee kicks to it.. 2). , the bag appears to have weight and he misses while punching it.. 3). , he knocks down the punching bag.. 4). , the man grabs the bag and follow it with a series of punches..
1).