Which of the following is an emotional appeal?

a$.$ Surround yourself in the uncompromising safety and luxury of a Lincoln because you've earned it$.$

b$.$ Purchase a Jeep today, and you will receive a $$1,500$ college savings bond for tomorrow.

c$.$ For a limited time you will receive our employee discount on any new General Motors vehicle.

d$.$ Save now and save later. With its low sticker price and great gas mileage, this Focus hybrid is a best buy.