Iwill mark brains 10 points for 2 questions

The first question is B, cross contamination.

The second question is True.

Don't forget to make me the brainiest!!!

I think it is for the first one cross contamination and false. I may not be right but I think this is the right answer

true

explanation:

a genogram (also known as a mcgoldrick-gerson study, a lapidus schematic or a family diagram) is a pictorial display of a person's family relationships and medical history. it goes beyond a traditional family tree by allowing the user to visualize hereditary patterns and psychological factors that punctuate relationships.

answer; i believe the answer is moderate level;