The event questions page has multiple section based on the setup of the event.
Day Licence Code - this is a section to input your membership number for the state or provincial association.
Promotion Code - this is a special discount code.
Race Pack Option - if the event has race pack options you can choose from them. eg. pickup for free or pay for postage.
Additional Questions - this is a questions section for details about yourself for the event.
Included Item - this is the item that is included as part of your registration at no cost.
Optional Items - these are extra items you can choose to add to your purchase.
Donations - you can add a donation to a charity or similar type organisation.