In the chart, each number below the top row is the positive difference of the two numbers to the right and left in the row immediately above it. What is the value of x?

Answer Choices
A. 1
B. 2
C. 3
D. 4
E. 0
In the chart, each number below the top row is the positive difference of the two numbers to the right and left in the row immediately above it. What is the value of x?
Answer Choices
A. 1
B. 2
C. 3
D. 4
E. 0