Answer:
I think the answer is 3 option 
 
        
                    
             
        
        
        
Answer:
A. quadrant l
Step-by-step explanation:
Edge 2020
 
        
                    
             
        
        
        
Answer:
495 combinations of 4 students can be selected.
Step-by-step explanation:
The order of the students in the sample is not important. So we use the combinations formula to solve this question.
Combinations formula:
 is the number of different combinations of x objects from a set of n elements, given by the following formula.
 is the number of different combinations of x objects from a set of n elements, given by the following formula.

How many combination of random samples of 4 students can be selected?
4 from a set of 12. So

495 combinations of 4 students can be selected.
 
        
             
        
        
        
I think it’s either C or D