Find the range of {(3.2, –3), (7.6, 5.9), (1.4, –3), (–9.1, 8.3)}.

{–3, 1.4, 3.2}

{–9.1, 1.4, 3.2, 7.6}

{–9.1, 5.9, 7.6, 8.3}

{–3, 5.9, 8.3}