This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Endocrinology, Subject name: Physiology
Lymphoid tissues reach their maximum size: 
Select and explain. 
A. In early childhood, B. During adolescence, C. At pubey, D. At 20 years of age
C: At pubey
Answer: C: At pubey 
Explanation: The thymus matures at pubey, thus attaining the maximum size Ref: guyton and hall textbook of medical physiology 12 edition