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
Which of the following is the indication for Type I thyroplasty? 
Select and explain. 
A. Vocal cord medialization, B. Vocal cord lateralization, C. Vocal cord shoening, D. Vocal cord lengthening
A: Vocal cord medialization
Answer: A: Vocal cord medialization 
Explanation: Type I thyroplasty is a form of medialization laryngoplasty, in which an implant is placed between the thyroid cailage and the vocalis muscle to medialize the membranous vocal fold.