Which of the following is a function of the tongue?

The tongue plays a significant role in various oral functions, and one of its primary functions is involved in speaking. It helps in articulating sounds and forming words by moving in coordinated patterns to create the necessary sound effects required for clear verbal communication. The dexterity and flexibility of the tongue allow it to impact pronunciation and enunciation, contributing to effective speech.

While the tongue does have an indirect role in breathing—such as by helping maintain the position of the airway or assisting in certain respiratory actions—its primary and most recognized function is in the realm of speech. Consequently, regarding the options provided, focusing solely on the speaking function highlights the tongue's critical role in verbal communication.