Memoryis the flip side of

According to Piaget, the first period of cognitive development is the ______ period, which lasts from birth until about ______

Fill in the blank with correct word

Luis is five years old and tries to dress and talk like his father, whom he admires

This makes him feel "grown­up" and invincible. Luis is exhibiting which defense mechanism? a. rationalization b. identification c. intellectualization d. sublimation