A.  If an appropriate index exists for a query, MongoDB cannot use the index to limit the number of documents it must inspect

B.  Indexes support the efficient execution of queries in MongoDB

C.  The index stores the location of a specific field or set of fields, ordered by the value of the field

D.  None of the mentioned

Correct Answer :
Indexes support the efficient execution of queries in MongoDB
Explanation :
No Explanation available for this question
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