The answer is an adverb clause because "have been" is considered an adverb clause...
<span>A. The mother, twisting and waiting quietly, her ring circled a pale finger.</span>
Theseus and Hippolyta bookend A Midsummer Night's Dream, appearing in the daylight at both the beginning and the end of the play's main action. ... Whereas an important element of the dream realm is that one is not in control of one's environment, Theseus and Hippolyta are always entirely in control of theirs.
