What is the most logical next event?

Three men dressed in fencing gear are standing in a gym. The man in the middle is talking and the other two remain still. the two men

Select from the following.
[a]. together start towards the other side of the room..
[b]. sit down on a crate until the gym cleaners come and clean the small area..
[c]. lift a weighted object high up and throw it to the other two..
[d]. begin making movements as the man instructs them to, showing off the different fencing techniques..
[d].