Sentence 1: Tom was making spaghetti. 
 Sentence 3: He checked the pantry and realized he forgot to buy pasta 
 Sentence 4:  He decided to use rice as the starch instead 
 Sentence 5:  He liked the taste but still made a note reminding him to buy pasta 
 Option 1: He made a sauce from scratch and wanted to add it to the pasta but decided to get a pizza instead. 
 Option 2: He made a sauce from scratch and wanted to add it to the pasta.