What are you reading? And what part of the reading?
I will have to go with A.He is trying to save enough money for his father's birthday present.
Answer:
Biological families are related by blood. Voluntary families it means a non-biological parents is a legal parent to a child.
Explanation:
The father and mother whose DNA a child carries are usually called the child’s biological parents. Legal parents have a family relationship to the child by law, but do not need to be related by blood
Essential research study related to New invention mostly useful for human being with helping modern world
Autism is a genetic disorder that Is a very common disorder and is passed down through chromosomes. Hope this Helped!