23. In how many different ways can the letters of the word 'OPTICAL' be arranged so that the vowels always come together?
O A. 120 ways
O B.720 ways
O C.360 ways
O D. 5040 ways
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23. In how many different ways can the letters of the word 'OPTICAL' be arranged so that the vowels always come together ?
Ans. 120 ways
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