Jean Piaget’s development stages includes ( ). A concrete operational stage B preoperational stage C formal operational stage D sensorimotor stage

问答题Which could often be involved in learner analysis?( ) A Learners’ cognitive psychology. B Learner’s learning styles. C Learners’ prior knowledge. D Learners’ parents’ economic condition.

问答题Which is not involved in Haold Lasswell’s Communication Model? ( ) A Communicator and receiver. B Message and medium. C Effect. D Time.