response: Archaeologists have found that people knew of popcorn for thousands of years.
original_response: Love butter. It has been found that people have known about popcorn for thousands of years. Archaeologists have determined this.
history: I love sneaking in popcorn into movie theaters. Is that so? Do you watch the popcorn kernels puff out forcefully when heated? Yep, so simple, yet so tasty. How long has popcorn been around, anyway?
knowledge: Archaeologists discovered that people have known about popcorn for thousands of years.