Which inventions did Benjamin Franklin develop? the lightning rod, the mousetrap, and the fountain pen
the lightning rod, the mousetrap, and the fountain pen
electricity, postage stamps, and the printing press
electricity, postage stamps, and the printing press
bifocal eyeglasses, a clean-burning stove, and the U.S. postal system
bifocal eyeglasses, a clean-burning stove, and the U.S. postal system
the swivel chair, the carriage, and th