Buddy uses a pickup truck to carry his work equipment. Which of the following gives the best estimate for the volume of the bed of the pickup truck? A. a triangular prism with base length 6 feet, base width 5 feet, and height 1.5 feet B. a triangular prism with base length 3 feet, base width 2.5 feet, and height 1 foot C. a rectangular prism with length 6 feet, width 5 feet, and height 1.5 feet D. a rectangular prism with length 3 feet, width 2.5 feet, and height 1 foot