The correct option is D Echinococcus granulosus
Echinococcus granulosus is also called as dog tapeworm. It causes echinococcosis. This is a microscopic tapeworm that is found in dogs, sheep and other wild animals. People are usually infected when they accidentally consume soil, water or food that has been contaminated by Echinococcus eggs passed in dog stool. Cysts form in the liver, lungs or another organ and cause various symptoms including pain. So, option D is correct.