Question

who has ____ keys to this lock ? a.the b. a c. an​

Answer 1

Answer:

The

Explain

Here we are talking about a particular lock , so we use THE

Answer 2

Answer:

Who has the keys to this lock?

Answer: The

Explanation:

‘An’ is used before a vowel, but key is not a vowel word.

‘A’ is used describe something singular. Like “a key”, but here, it’s not a describing sentence, it is a question sentence  

Here we are talking about a particular lock , so we use THE