Ascaris lumbricoids
Wuchereria bancrofti
Epidermophyton floccosum
Entamoeba histolytica
The correct option is C Wuchereria bancrofti. The given figure shows a person suffering from disease elephantiasis caused by the nematode Wuchereria bancrofti. This disease is characterized by the swelling of legs and scrotum. The disease is therefore commonly called elephantiasis due to the resemblance of affected person's leg with that of an elephant.