How many four letter words are formed using the letters of the word POLICE?
Choose the correct option:  A) 280  B) 321  C) 330  D) 360  E) 370
The number of letters in the given word is four.   The number of three letter words that can be formed using these four letters is 6P4   = 6 * 5 * 4 * 3= 
<gadget id="calculator">6 * 5 * 4 * 3</gadget>
<output>360</output>
360.   Answer: 360
<result>D</result>
How many four letter words are formed using the letters of the word POLICE?