Quarter Direction: Multiple Choices. Blacken the circle of the letter of your choice. 1. Krischen would like to conduct an experiment about the relationship of a rectangular prism and a pyramid. She has a rectangular box and pyramids with the same base and height. How many pyramids of popcorn can she fill the rectangular box? A l pyramid of popcorn C. 3 pyramid of popcorn B. 2 pyramid of popcorn D. 4 pyramid of popcorn..