Solve this:
Q. Use the following information to answer the next question.
A relation R from A to B is defined as
R = {(x, y) : (x - y) is a positive integer; x $\in$ A, y $\in$ B}, where A = {0, 1, 2, 7, 9, 13} and B = {3, 1, 2, 8}
The domain and range of the relation R are respectively
A. {9, 13} and {0}
B. {9, 13} and {1, 2, 3}
C. {0, 1, 2, 7} and {1, 2, 3, 8}
D. {2, 7, 9, 13} and {1, 2, 3, 8}