The students are most likely studying French phonemes. A phoneme is a distinguishable sound.
A phoneme can be defined as is a distinguishable sound from another in a given language (in this case, French) or dialect.
This sound (phoneme) exhibits the same function by all the speakers of the particular language and/or dialect.
These sounds (phonemes) form a group of similar speech sounds that can be distinguished in the language in question.
Learn more in:
https://brainly.com/question/7618756