Which scenario illustrates a marketing exchange?

Multiple choice question.

Since people weren't buying lemonade from his stand, Tyler decided to offer fruit juice instead.

Mandy pays $$65$ to Sparkle Maid Service to have her house cleaned.

Kyle is deciding whether to buy a new pickup truck or buy a used sport utility vehicle.

Andy's Car Wash placed a coupon in the local paper but it hasn't generated much traffic, so it put the coupon on its Facebook page instead.