Set has elements and set has elements. The number of injections that can be defined from to is:
Finding the number of interjections defined from to :
Given, set has elements
Set has elements
Injection is also referred as permutation, which shows several conceivable orders or arrangements for a group or number of things.
The formula used will be
Number of injections that can be defined from to :
Therefore, the correct answer is option (C).