The Nurse Is Counseling Parents of an Infant Who Have

The nurse is counseling parents of an infant who have just learned their child has a cancerous tumor on a kidney. The parents keep repeating that nothing like this has happened in either of their families. Which explanation does the nurse provide to the parents?

A) Errors or changes in the process of cell division accounts for diseases such as cancers.
B) Some cells just randomly begin to divide differently and create a health risk or change.
C) Somewhere in one of the parents, a genetic defect has gone unidentified until now.
D) Most commonly defects such as cancer come equally from the genes of both parents.