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: Dental
GLUMA is : 
Select and explain. 
A. 5% glutaraldehyde + 35% HEMA, B. 5% glutaraldehyde + 35% META, C. 5% glutaraldehyde + 40% HEMA, D. 5% glutaraldehyde + 40% META
A: 5% glutaraldehyde + 35% HEMA
Answer: A: 5% glutaraldehyde + 35% HEMA 
Explanation: Gluma system (Bayer Dental, Leverkusen, Germany) - primer solution of 5% glutaraldehyde and 35% HEMA in water.
Sturdevant Operative Dentistry 7th edition page 143