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: ENT
Method of speech communications after laryngectomy include: 
Select and explain. 
A. Electrolarynx, B. Oesophageal speech, C. Tracheo-oesophageal speech, D. All
D: All
Answer: D: All 
Explanation: Method of speech communications after laryngectomy include: Oesophageal speech Electrolarynx Transoral pneumatic device Tracheo-oesophageal speech - Blom-Singer prosthesis - Panje prosthesis