A.To see what happened to the survivors of the outbreak.B.To study animals that can also get infected with the disease.C.To find out where the virus originates.D.To look for the plants that could cure the disease.
A.To see what happened to the survivors of the outbreak.
B.To study animals that can also get infected with the disease.
C.To find out where the virus originates.
D.To look for the plants that could cure the disease.