The arithmetic mean of the 11 consecutive integers starting with 's' is 'a'. What is the arithmetic mean of 9 consecutive integers that start with s + 5?  Choose the correct choice from the following options.
A) 2 + s + a	B) 22 + a	C) 2s	D) 2a + 2	E) 1 + a
(11s+55)/11=s+5=a   (9s+54)/9=s+6=1+a   1 + a
<result>E</result>
The arithmetic mean of the 11 consecutive integers starting with 's' is 'a'. What is the arithmetic mean of 9 consecutive integers that start with s + 5?