Read the following context and choose the best option to answer the question.
Context: He was playing all positions simultaneously , running up and down like a crazy as th other team played keep - away . My whole heart could n't bear to watch his whole heart doing that , so I ripped off my shirt and joined in , too , and there I was running around like a crazy , like a Steve ! And I was not very fit , due to all th smoking I was going to be doing 16 years in th future : I got tired .
Question: What may be the reason for him jumping in like that even though he was out of shape ?
Options: 
- He wanted to show off his tan .
 - He wanted to see if he still had the needed skills .
 - He wanted to show off his chest .
 - He wanted to help his friend .


He wanted to help his friend .