This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Miscellaneous, Subject name: Surgery
What is the characterstic of Poland Syndrome ? 
Select and explain. 
A. Amastia with the absence of the Pectoralis major, B. Athelia with the absence of the Pectoralis major, C. Amastia with the absence of the Pectoralis minor, D. Athelia with the absence of the Pectoralis minor
A: Amastia with the absence of the Pectoralis major
Answer: A: Amastia with the absence of the Pectoralis major 
Explanation: Poland syndrome Major characterstic :Absence of the Pectoralis major muscle Others :Absence of pectoralis minor muscle, absence of costal cailage, Hypoplasia of breast and subcutaneous tissue Hand anomalies