In this task, you are given a sentence and a question, you would be asked to create the answer which is contained in the sentence provided.

Sentence: Along with changes in the shape of the resonant cavity, growth of larynx organ in pubescent boys leads to the difference in predominant frequencies in speech between men and women. Question: Along with changes in the shape of the resonant cavity, growth of what organ in pubescent boys leads to the difference in predominant frequencies in speech between men and women?
larynx