C (“when he helped” is the phrase) and it is a dependent clause because it does not make sense on its own
Answer:
Art never was in critical conditions, it has always evolve to something different but never was in risk of being erased from earth.
Explanation:
Critical conditions is a term use in medicine to describe complications in a patient, specially when the person is in a really delicate state and his life is at risk. When using this term in art we can appreciate that art has never been at risk of dying, it only changes to different types and forms.
As a beautiful flower wilts in the cold so did man in the garden of Eden. Adam and Eve used leaves represented in the falling of leaves in nature too