The parents of a child with cystic fibrosis express concern about how the disease was transmitted to their child. The nurse should explain that: 1. A disease carrier also has the disease. 2. Two...

The parents of a child with cystic fibrosis express concern about how the disease was transmitted to their child. The nurse should explain that:

1. A disease carrier also has the disease.

2. Two parents who are carriers may produce a child who has the disease.

3. A disease carrier and an affected person will never have children with the disease.

4. A disease carrier and an affected person will have a child with the disease.