Johnny is seven months old and is playing happily with toys in his room. his mom walks in the door, and he begins to smile and get excited at the sound of her voice

•preoperational
•toddlerhood
•pre-adolescence
•sensorimotor

At school, there have been a lot of rumors going around about how certain sexually transmitted diseases are spread. which skill would be most valuable to you take the necessary steps to learn what you need to know to protect yourself? a. self-direction b. critical thinking c. problem solving d. effective communication       select the best answer from the choices provided.