----- is the pathogen which is responsible for Ascariasis.

Correct option: b. Ascaris lumbricoides

• Ascariasis is caused by the parasitic roundworm Ascaris lumbricoides. The infection spreads by consuming food and water contaminated with eggs of Ascaris from the faeces of an infected person.
• Taenia solium causes taeniasis. Wuchereria bancrofti causes elephantiasis, Myobacterium causes tuberculosis.