The answers are, acid rain, respiratory distress, and global warming.
The answer would be A mainly because hard washing is very important.
Yes. If the parents have the potential to be carriers of the disease, they can have a child with the disease. To show you my logic, follow this. T is normal, but t is tay sachs. If the parents are Tt and Tt, they can have a 25% chance of a child having the illness.
Useing the bathroom you gotta go when ya gotta go