Find the missing number?

A. 0

B. 7

C. 1

D. 3

Answer: Option D

Solution(By Examveda Team)

Logic (Column-wise):
Central Number = Difference of the sum of the bottom two numbers and upper two numbers.

So,
8 = (3 + 9) - (1 + x)
8 = 11 -x
x = 3.
Missing Element = 3.