How many words with or without meaning, can be formed by using all the letters of the word, 'DELHI' using all the letters of the word 'DELHI' using each letter exactly once?

Arithmetic Aptitude

1)	How many words with or without meaning, can be formed by using all the letters of the word, 'DELHI' using all the letters of the word 'DELHI' using each letter exactly once?

A) 143
B) 345
C) 120
D) 321

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