Concept:The phrase "can't help doing something" means being unable to stop oneself from doing it.Explanation:"Can't help shouting" means Sulayman cannot prevent himself from shouting.This shows that he has no control over his urge to shout.It is not about needing or offering help, and it is not about cheering.Therefore, the most appropriate interpretation is that he cannot control his emotions and keeps shouting.Answer:C. can't control his emotions and keeps shouting