The answer is B I know because I took the quiz
        
                    
             
        
        
        
Answer:
4845 ways
Step-by-step explanation:
To solve this problem we use the formula of combinations

Where n is the total number of students that can be chosen and you choose r from them.
So

Note that in this case the order in which the 4 students are chosen does not matter.
Then


 
        
                    
             
        
        
        
Answer:
here is a link that will help 
jk
a,c,e
Step-by-step explanation:
 
        
             
        
        
        
Answer:
16,17,18,19
Step-by-step explanation:
one guy guessed. probably using a calculator
another guy took the 4th root of 100,000 and rounded down a number
(a third way started like this
n*(n+1)*(n+2)(n+3)=100000