Study the following Information to answer the given questions: In a certain code 'ring a bell’ is written as ‘5 8 2’, 'did not ring’ is written as ‘3 5 9’ and ‘not a reason’ is written as '7 2 9'. What does ‘7’ stand for ?
1)not
2)a
3)ring
4)reason
5)Either ‘a’ or ‘not’

Explanation

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