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
Which of the following is third generation cephalosporin? 
Select and explain. 
A. Cefoperazone, B. Cefuroxime, C. Cefoxitin, D. Cefadroxil
A: Cefoperazone
Answer: A: Cefoperazone 
Explanation: None