Which question is unstructured?

$00$:$21$:$13$

Multiple Choice

"How satisfied were you with your last shampoo purchase: very unsatisfied, unsatisfied, neutral, satisfied, or very satisfied?"

Print

"What scent would you prefer in a floor cleaner?"

"Were you happy with the quality of the shampoo you purchased $($Yes$/$No$)?"$

"How many brands of shampoo have you purchased in the past year: $0,1,2,3,4,5,$ or more than $5?"$

$"$On a scale from $1$ to $5($with $1$ being very unimportant and $5$ being very important$),$ how important is fragrance when choosing a shampoo?"