Answer: This is important because he is in Erikson's stage of TRUST VS MISTRUST
Erikson's stages of psychosocial development, developed in the second half of the 20th century by Erik Erikson in collaboration with Joan Erikson, explains 8 different stages of development in the live of an individual.
The first stage known as the stage of TRUST VS MISTRUST indicates an individual from birth to 1.5 years of age. In this stage, the individual rely on their basic needs being met. And this can be evident in our Question as the basic needs, feed him when he is hungry and change his diapers soon after they are wet, of baby Kavi are being met.