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 not an antineoplastic antibiotic ? 
Select and explain. 
A. Actinomycin D, B. Doxorubicin, C. Bleomycin, D. Spiramycin
D: Spiramycin
Answer: D: Spiramycin 
Explanation: None