Suppose a Highly Virulent Virus Is Found in Chickens and Several

Suppose a highly virulent virus is found in chickens and several wild birds in the United States.It is new to the United States but has been seen a few times in isolated cases in African birds.Scientists think it might have arrived in the United States in a shipment of parrots, at least one of which was infected.In the United States, this virus would represent a(n)

A) emerging endemic disease, because it recently emerged in the United States.
B) emerging endemic disease, because it emerged due to human-caused climate changes.
C) novel pathogen, because it was recently introduced into the United States.
D) novel pathogen, because it originated in Africa.
E) novel pathogen, because it is highly virulent.