1) Krishna will be an energetic and curious preschooler, but may face some health issues due to his premature birth and lack of early nutrition.
2) During preschool, Krishna may struggle with sharing and social interactions, but with exposure to other children he will overcome these challenges.
3) As he attends school, Krishna will likely be very talkative and social, but the parents will need to continue guiding his development of language skills, moral understanding, and relationship with animals.