Sentence 1: Kim wanted the training wheels off his bike. 
 Sentence 3: So he went out to test his newly-adult bike 
 Sentence 4:  At first he wobbled unsteadily 
 Sentence 5:  But soon he was riding quickly and steadily! 
 Option 1: His dad agreed to remove them. 
 Option 2: His dad refused and said he needed more experience with them on.