Prompt: Suppose we work at a supplement store where a tub of a protein bar $(P)$ is $$1,$ while the price of an energy drink $($D$)$ is $$2.$ Furthermore, suppose we are assisting a regular customer where they informed us of having $$10$ currently that they want to fully use and that they have a ranking of $1.(6$P$,3$D$),2.(6$P$,2$D$),$ and $3.(6$P$,1$D$)$ over protein bars and energy drinks. Question $18\mathrm{.}33$ pts i$)$ Which choice$($s$)$ in the customer's ranking are affordable: $(6$P$,1$D$)(6$P$,3$D$),(6$P$,2$D$),$ and $(6$P$,1$D$)(6$P$,3$D$)(6P,2D)$&$(6P,1D)$ Question $28\mathrm{.}33$ pts ii$)$ If the regular customer were fully utilizing their income, the opportunity cost to obtain $1$ more energy drink would be: leisure time at the store $1$ energy drink $$22$