plz help hurry i will mark brainlest!!!!!!!!!!!!

Which expressions are equivalent to 6 Superscript 16? Check all that apply.
(6 Superscript 0 Baseline) Superscript 16
(6 Superscript 8 Baseline) Superscript 8
(6 Superscript negative 4 Baseline) Superscript negative 4
(6 Superscript negative 2 Baseline) Superscript negative 8
(6 Superscript negative 1 Baseline) Superscript 16
(6 Superscript 8 Baseline) squared