Question - Choose the correct alternative that will continue the same pattern and replace the question mark in the given series.
1, 1, 2, 6, 24, ?, 720
A.	100
B.	104
C.	108
D.	120
 
          
        
        Answer - 
        
Option D
Explanation:
The pattern is x 1, x 2, x 3, x 4,.....
So, missing term = 24 x 5 = 120.