(ELI5) when babies are raised with bilingual families, are they learning it as just one jumbled language, or as two separate languages?

Question

Also would it become difficult to discern and seperate them when they join school for example, and interact with people that only speak one

In: 37

Answer 1

In my experience the parent doing the raising favors heavily into how a kid will absorb a language. Mom was home with us and dad (Argentine) worked and never spoke Spanish to me or my brother. We heard him on the phone with family and talking to his workers but that never helped