Sentence 1: Anne and her class were visiting an olden-days village. 
 Sentence 3: Anne was skeptical 
 Sentence 4:  At home, she began churning her own heavy cream 
 Sentence 5:  She was sad when it didn't turn to butter! 
 Option 1: There, they showed the class how to churn butter from cream. 
 Option 2: There, they showed the class how to farm.