The most common and most likely answer to this crossword clue is the 5 letter word WHICH
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More clues leading to the result WHICH
Buddy explains!
The straight part
We know that "A question of choice" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case a question of choice = which.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does WHICH mean?
WHICH pronoun- (interrogative) What one or ones (of those mentioned or implied).
- The/Any ones that; whichever.
- (relative) Introduces a relative clause giving further information about something previously mentioned.
- (relative) Used of people (now generally who, whom or that).