What is graft-versus-host disease? (1 point)
A condition that occurs when donated immune cells attack the recipient's cells.

CA condition that occurs when the donor and recipient immune systems merge.

CA condition that occurs when the recipient's immune cells attack the transplanted

A condition that occurs when the patient's own stem cells are used.

The correct option is A) A condition that occurs when donated immune cells attack the recipient's cells.

Explanation:

Graft-versus-host disease can be described as a condition when the immune cells present in the donor attacks the immune cells of the recipient. Depending on the type of rejection, graft-versus-host disease can be mild, moderate or serious. In some cases, the body might completely reject the graft and death of the patient might occur. Hence, graft-versus-host disease can be life threatening in some cases.

i agree d is most definitely correct!