Agrowing baby also gives a parent a sense of excitement, especially when they witness milestones such as when a baby walks or speaks for the first time. this has an effect on a parent.

what kind of effect does it have on the parent? (no options were given. its a fill in the blank)

This has an positive effect on a parent.

Explanation:

When babies are growing and developing, showing new skills such as speaking and taking the first steps, parents are positively influenced, because the new skills of the baby generate positive effects related to parental involvement, showing that they are doing a good job and that the child has all the factors of his organism functioning correctly and efficiently. This positive effect creates a sense of mission accomplished in the parents, causing them to encourage the child to learn new skills.