In how many different ways can the letters of the word ‘OPTICAL’ be arranged so that the vowels always come together?

In how many different ways can the letters of the word ‘OPTICAL’ b

1.	In how many different ways can the letters of the word ‘OPTICAL’ be arranged so that the vowels always come together?
A.	120
B.	720
C.	4320
D.	2160
Answer» C. 4320

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In how many different ways can the letters of the word ‘OPTICAL’ be arranged so that the vowels always come together?

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