Answer:
24
Explanation:
There are 4 options for the first reindeer.
After the first reindeer is selected, there are 3 options left for the second reindeer.
After the second reindeer is selected, there are 2 options left for the final reindeer.
The number of possible permutations is:
āPā = 4Ć3Ć2 = 24