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In a conference 10 speakers are present....

In a conference 10 speakers are present. If `S_1` wants to speak before `S_2a n dS_2` wants to speak after `S_3,` then find the number of ways all the 10 speakers can give their speeches with the above restriction if the remaining seven speakers have no objection to speak at any number.

A

`""^(10)C_(3)`

B

`""^(10)P_(6)`

C

`""^(10)P_(3)`

D

`(10!)/(3!)`

Text Solution

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The correct Answer is:
D
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