Sentence 1: Jimmy was brushing his teeth. 
 Sentence 3: He suddenly realized he used hair gel instead of toothpaste 
 Sentence 4:  Jimmy quickly spit out the gel in his mouth 
 Sentence 5:  Afterwards he rinsed out his mouth with water 
 Option 1: He noticed his toothpaste tasted odd. 
 Option 2: He didn't notice anything different about his toothpaste.