In ‘It’s the Great Pumpkin, Charlie Brown,’ what does Charlie Brown constantly receive while trick-or-treating?

In ‘It’s the Great Pumpkin, Charlie Brown,’ what does Charlie Brown constantly receive while trick-or-treating?

A Candy corn
B Pumpkin pie
C Rocks

It prompted an unexpected response. According to Peanuts creator Charles Schulz, children didn’t think it fair that Charlie Brown received tricks or rocks while other children got candy. For years after the 1966 release of the animated short, candy was sent to Schulz’s office, addressed to Charlie Brown.

The correct answer is Rocks.