This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pharmacology
A drug lacking vasodilatory properties that is effective in angina is: 
Select and explain. 
A. Isosorbide dinitrate, B. Metoprolol, C. Nifedipine, D. Verapamil
B: Metoprolol
Answer: B: Metoprolol 
Explanation: None