Respuesta :
The correct answer is:
A low level of testosterone, and an increased level in estrogen.
Explanation:
True gynecomastia is an expansion of the male breast gland because of a hormonal imbalance, but the appearance of the enlarged breast may be ascribed to pseudogynecomastia, a symptom of excess fat which deposits on the chest. It can be common and acting in boys going through adolescence.