This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: AIIMS 2019, Subject name: Microbiology
Slow growing alveolar like tumor in liver 
Select and explain. 
A. E. granulosus, B. E. multilocularis, C. Cysticercus cellulosae, D. Amoebic liver abscess
B: E. multilocularis
Answer: B: E. multilocularis 
Explanation: Echinococcus multilocularis causes malignant hydatid disease in which Tumour are slow-growing And are alveoli like which is ill-defined ,slow-growing and invasive .It causes alveolar hydatidosis. Echinococcus granulosus causes hydatid disease in liver or cystic echinococcosis. Amoebic liver abscess is an extra intenstinal manifestation of Entamoeba histolytica. Cysticercus cellulosae is the larval stage of Taenia solium.