Which of the Following Does NOT Describe an Adverse Event

Multiple Choice

Which of the following does NOT describe an adverse event.

A) A patient contracts Creutzfeldt-Jakob disease a year after tissue transplantation.
B) An allograft is failing to function as expected and appears to be rejected.
C) An irregularity with the handling of a particular tissue is discovered in an FDA inspection 3 months after the tissue was processed.
D) An infection may have been caused by an improperly handled tissue for transplantation.