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
The term given to the phenomenon of moisture absorption by an alginate impression is 
Select and explain. 
A. Imbibition, B. Syneresis, C. Hysteresis, D. Gelation
A: Imbibition
Answer: A: Imbibition 
Explanation: None