Which of the following are not part of the stages in cognitive development? a. sensorimotor b. concrete c. formal d. semi-formal e. formal operational

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