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: Pathology
ESR is raised in -a) Sickle cell anaemiab) Multiple myelomac) Acute myocardial Infarctiond) Angina pectoris 
Select and explain. 
A. bc, B. c, C. ac, D. ad
A: bc
Answer: A: bc 
Explanation: None