From the word 'ASTOUNDER', how many independent words can be made with-out changing the order of the letters and using each letter only once ? Choose the correct option:
A) 5	B) 8	C) 3	D) 2	E) 9
Explanation:   The words formed are   AT and UN2ER, AS and UN2ER (or) AT and SOUN2   Answer: 2) 2
<result>D</result>
From the word 'ASTOUNDER', how many independent words can be made with-out changing the order of the letters and using each letter only once ?