Which brand $($A$,$ B$,$ C$,$ or D$)$ will the consumer purchase using $($a$)$ the compensatory decision rule, $($b$)$ the conjunctive decision rule assuming that the minimally required level of performance is $3,($c$)$ the disjunctive decision rule assuming that the minimally required level of performance is $4,$ and $($d$)$ the lexicographic decision rule. The performance ratings of brands range from $1=$ poor performance to $5=$ very good performance.