French phrase
Lequel préférez-vous, ~ ou ~ ?
Meaning
Which do you prefer, ___ or ___?
When to use it
A polite way to ask someone to choose. It suits customer service but may sound formal in casual settings.
Example dialogue
Nous avons le bleu et le noir en stock.
We have blue and black in stock.
Lequel préférez-vous, le bleu ou le noir ?
Which do you prefer, blue or black?