The president of a country and 8 other dignitaries are scheduled to sit in a row on the 9 chairs represented above. If the president must sit in the center chair, how many different seating arrangements are possible for the 9 people?  Choose the correct option:  A) 4  B) 58720  C) 40320  D) 24080  E) 120
IMO C   Given that one chair is taken, i think the remaining 8 dignitaries can be arranged 8!. That is 8*7*6*5*4*3*2*1= 
<gadget id="calculator">8*7*6*5*4*3*2*1</gadget>
<output>40_320</output>
40320.
<result>C</result>
The president of a country and 8 other dignitaries are scheduled to sit in a row on the 9 chairs represented above. If the president must sit in the center chair, how many different seating arrangements are possible for the 9 people?