Respuesta :
D.
working, studying, and exercising are all in the same tense.
Therefore, it contains parrelism
working, studying, and exercising are all in the same tense.
Therefore, it contains parrelism
Honestly this is tricky but I'm going to go for D because I feel like "exercise" is not appropriate to use when all the tenses are the same.
Therefore it contain parallelism.
Hope this helps!
Therefore it contain parallelism.
Hope this helps!