The following are multiple choice questions (with answers) about medical knowledge.   **Question:** Which of the following drugs acting on dilator pupillae has an action analogous to that of pilocarpine on sphincter papillae?   (A) Timolol   (B) Epinephrine   (C) Neostigmine   (D) Tropicamide
['(B) Epinephrine <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Timolol \n (B) Epinephrine \n (C) Neostigmine \n (D) Tropicamide <> possible answers', '  Which of the following drugs acting on dilator pupillae has an action analogous to that of pilocarpine on sphincter papillae? <> context@']