How many pairs of letters are there in the word STRENGTHEN , such that the number of letters between them in the word is equal to the number of letter...

Question

How many pairs of letters are there in the word STRENGTHEN, such that the number of letters between them in the word is equal to the number of letters between them in the English alphabet?

Options

A.

(a) Two

B.

(b) Three

C.

(c) Four

D.

(d) One

letter pairsalphabet positionreasoningword analysis

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