User's traits. User's 4 months old boy. Grasps your finger, a rattle, or a soft object, and anything within reach is likely to end up in your baby's mouth Puts things in their mouth to explore them, reaches to grab a toy they want, and searches for partly hidden objectsTakes turns making sounds with you, blows raspberries, makes squealing noises, and can understand a few words, like "bath"Knows familiar people, likes to look at themselves in a mirror, laughs, and understands your emotions from