What is an aesthetic question a viewer might ask about a work of art?

Jim wants to start an additional restaurant for which he wants professional advice. which professional organization can jim?

Pls! choice of medium allows the artist to a.convey different messages.b.experiment with combining materials to create new media.c.reconnect with old forms of art.d.improve realism in art, particularly with portraits.

According to the hierarchy of chords, fill in the missing chord in this progression. i - iv - - i?