Put these order of growth efficiency functions in order from most efficient to least efficient: n³, 2ⁿ, n²log₂n, n², 1, n⁷

		1, n2log2n, n2, n3, 2n, n7
		n3, 2n, n2log2n, n2, 1, n7
		1, n2log2n, n2, n3, n7 ,2n
		1, n2, n2log2n, n3, n7 ,2n
		None of these is correct.