French phrase
Quel ~ voulez-vous utiliser ?
Meaning
Which ___ would you like to use?
When to use it
A polite question about which option to use. It is common when choosing a payment method or another means.
Example dialogue
Quel mode de paiement voulez-vous utiliser ?
Which payment method would you like to use?
J'utiliserai la carte bancaire.
I will use a credit card.