Problem:
How many five-letter permutations can be formed from the first five letters of the alphabet?
a. P (5, 5) = 77
b. C (5, 5) = 160
c. P (5, 5) = 120
d. C (5, 5) = 163
Additional Information:
This question is from Mathematics as well as it is about five letter permutations formed from the first five letters of the alphabet.