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: Radiology
Radium emits which of the following radiations – a) Alpha raysb) Beta raysc) Gamma raysd) X–rayse) Neutrons 
Select and explain. 
A. abce, B. abcd, C. acde, D. abde
A: abce
Answer: A: abce 
Explanation: Radium emits α, β  and γ rays. Radium also produces neutrons when mixed with beryllium(PGI-10)