How many words can be formed by using all letters of the word ‘CABIN’? (A) 24 (B) 60 (C) 120 (D) 720►Correct Option Correct Option is: CThe word ‘CABIN’ has 5 letters and all these 5 letters are different. Total number of words that can be formed by using all these 5 letters = 5P5 = 5! = 5×4×3×2×1 = 120