B helps us make better decisions
Answer:
By 4 weeks, your baby will respond to your smile, perhaps with a facial expression or a movement. By 3 months, they will smile back at you. By 4 to 6 months, they will turn to you and expect you to respond when upset.
Explanation:
sorry but here is not option so I try my best to give answer
Answer:
Group polarization is the answer
