Olivia and Yixing are volunteering at a cat rescue shelter. The shelter supervisor asks them to clean out kennels and haul bags of cat food from the donation area into storage. It takes Olivia $6$ minutes to clean out a kennel and $6$ minutes to move a bag of food. It takes Yixing $10$ minutes to clean out a kennel and $12$ minutes to move a bag of food. For the following questions, round each answer to the nearest tenth.

a$.$ has an absolute advantage in completing both tasks.

b$.$ Olivia's opportunity cost of cleaning a kennel: bags of food moved.

c$.$ Olivia's opportunity cost of moving one bag of food: kennels cleaned.

d$.$ Yixing's opportunity cost of cleaning a kennel: bags of food moved.

e$.$ Yixing's opportunity cost of moving one bag of food: kennels cleaned.

f$.$ Yixing says it does not matter which task each of them performs, because Olivia is faster at both tasks. Is she correct?

No$,$ Olivia should clean out the kennels, and Yixing should move the food bags.