input: The following are multiple choice questions (with answers) about medical knowledge.   **Question:** Which stage of plasmodium vivax is infective to mosquito?   (A) Sporozoite   (B) Gametocyte   (C) Merozoite   (D) Zygote
output: ['(B) Gametocyte <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Sporozoite  (B) Gametocyte  (C) Merozoite  (D) Zygote <> possible answers', '  Which stage of plasmodium vivax is infective to mosquito? <> context']