Question

americans love ice cream. we make 2 billion gallons ice cream each year. we sell about 40 million gallons to other countries like japan. we eat the rest! people spend a lot of money on ice cream each year. americans did not invent ice cream. nobody knows who did. we do know some other things about it, though. at first, ice cream was a treat for rich people only. ice used to cost a lot of money. it took many hours to make ice cream. so, it helped to have servants who could do it. 1 how long did it take to make ice cream in the past? a. many hours b. no one knows for sure c. before refrigeration d. at least 20 years

Explanation:

The text states "It took many hours to make ice cream" when referring to the past, while option B is incorrect because we do know the time it took, option C is a time period not the duration, and option D is unrelated to the time to make it.

Answer:

A. many hours