The following are multiple choice questions (with answers) about medical knowledge.   **Question:** Which of the following is associated with HIV infection   (A) Hairy leukoplakia   (B) Erythroplakia   (C) Oral Lichen planus   (D) Bullous pemphigoid
['(A) Hairy leukoplakia <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Hairy leukoplakia \n (B) Erythroplakia \n (C) Oral Lichen planus \n (D) Bullous pemphigoid <> possible answers', '  Which of the following is associated with HIV infection <> context@']