Two different numbers when divided by the same divisor left remainders of 11 and 21 respectively. And when their sum was divided by the same divisor, the remainder was 4. What was the divisor?( ADP COMPANY)

Two different numbers when divided by the same divisor left remainders

1.	Two different numbers when divided by the same divisor left remainders of 11 and 21 respectively. And when their sum was divided by the same divisor, the remainder was 4. What was the divisor?( ADP COMPANY)
A.	32
B.	36
C.	28
D.	14
Answer» D. 14