In the word 'ink,' the alveolar nasal /n/ changes to a velar sound. This phonological process is an example of ____________?

Explanation

Assimilation occurs when a sound changes due to the influence of a neighboring sound. In 'ink,' the alveolar nasal /n/ shifts to a velar nasal /ŋ/ because of the following velar /k/. Since the change is triggered by the following sound, this is called backward or regressive assimilation.