Stuck here. Would love some help! Done using python.

What type of Selection Structure is featured in the pseudocode listed below? If sale > 50 Then discount = .35 * sale Else If sale > 40 Then discount = .25 * sale Else If sale > 30 Then discount = .20 * sale Else discount = .10 * sale End If Single Alternative Dual Alternative O Multi Alternative 20 None of these are correct