An electron is in a uniform magnetic field that is directed out of the plane of the page. When the electron is moving in the plane of the page toward the bottom of the page, what is the direction of the force on the electron

30 points - when can a theory be modified if a new type of technology allows for new observations that raise new questions? a. immediately, while the questions about the theory are being asked b. after new hypotheses related to the theory are tested in experiments c. only after the new observations disprove all parts of the theory d. while scientists begin to think about how the theory could improve