Elephantiasis is an enlargement of legs,arms,scrotum,and other tissues caused by

A)an infection of the human coelom by Ascaris.
B)a large number of Trichinella worms encysting in our muscles.
C)contracting a disease that usually occurs in elephants.
D)microscopic nematodes that reproduce and clog lymph glands,causing infection and limbs to swell.
E)a protozoan that lives in tropical roundworms and which,when ingested by humans,causes muscles to bloat.