Japanese phrase
___のどちらですか？ ___ no do chi ra de su ka
Meaning
Which of ___ is it?
When to use it
Asks which of two choices is meant. This polite question is common when confirming a place, direction, or other choice, especially with someone unfamiliar.
Example dialogue
集合場所は、正面玄関と裏口のどちらですか？ shū gō ba sho wa shō men gen kan to ura guchi no do chi ra de su ka
Is the meeting place the front entrance or the back entrance?
正面玄関です。 shō men gen kan de su
It is the front entrance.