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There are 10 seats in the first row of a...

There are 10 seats in the first row of a theatre of which 4 are to be occupied. The number of ways of arranging 4 persons so that no two persons sit side by side is:

A

`.^4P_2xx.^7P_2`

B

`.^4P_2xx.^7C_2`

C

`.^4C_2xx.^7C_2`

D

`.^4C_2xx.^7P_2`

Text Solution

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The correct Answer is:
A
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