Read the following excerpt. Using the context of the paragraph, select the word that best completes the sentence. The dramatic changes that characterize puberty present the adolescent with serious challenges. As has been discussed, the rather sudden bodily changes in this period are accompanied by equally dramatic changes in thoughts and feelings. Thus, not all of the __________ held about the self in earlier stages may still be relevant to the new individuals they have become. a. assumptions b. experiences c. memories d. drawbacks