What is the difference between ADG and IDG?
a. The difference is 3 as ADG has a value of 10 and IDG has a value of 7.
b. The difference is 1 as ADG has a value of 4 and IDG has a value of 3.
c. The difference is 6 as ADG has a value of 13 and IDG has a value of 7.
d. The difference is 4 as ADG has a value of 12 and IDG has a value of 8.