How does paragraph 14 contribute to the development of ideas in At the Head of the Class, and Homeless

The verb in the sentence is in what voice

The goal of __ painters was not to make a photographic representation of a subject, but to capture the impression of a particular moment in time a) still artist b) realist c) impressionist

What sign post goes with the quote goodnight goodnight parting is such sweet sorrow. that i shall say goodnight till it be morrow