An airline operates a customer loyalty programme that comes with tier status benefits. Customers who take a certain number of flights are awarded silver, gold, or platinum status depending on how much they fly with the airline. Tier status entitles customers to free checked bags, lounge access, free seat selection etc. The airline does not have a practice of matching customer status held on other airlines. Select the correct statement that applies in relation to step two of the IFRS $15$ revenue recognition model 'Identifying performance obligations'.

The tier status will entitles the customer to a right to acquire additional goods or service at below stand$-$alone selling prices.

The Customer's right to free check bags, lounge access, free seat selection is a material right.

This loyalty programme give rise to a separate tier status performance obligation in addition to the loyalty points.

The Airline should allocate the transaction price to tier status and recognise the revenue allocated to this right when the benefits are provided $($or the right expires$).$

$a,b$&$c$

All of the above