Janice is having difficulty with phoneme because she is struggling to make the s and z sounds.
Phoneme is a sound usually in small units that is made in a language.
This sound when made can be used to differenciate among words. i.e the difference between a word and the other can help separate them.
Therefore, Janice is learning about the alphabet and how to read, but she is struggling to make the s and z sounds, Janice is having difficulty with phonemes.
Learn more on Phoneme here,
https://brainly.com/question/7618756