Under the $5$W event planning framework, event managers need to clearly identify the purposes of the event. Which of the following is NOT a relevant question to ask at this stage of the event process?

a$.$

What data do you need to collect to report how well the event is able to achieve its objectives?

b$.$

Which celebrity should you invite to perform at the event?

c$.$

How can your event match the priorities of your prospective sponsors?

d$.$

In what way was your event able to address the needs of your prospective attendees?