11001, 1001 and 111001 correspond to the 2 s complement representation of which one of the following sets of numbers?

11001, 1001 and 111001 correspond to the 2 s complement representation

1.	11001, 1001 and 111001 correspond to the 2 s complement representation of which one of the following sets of numbers?
A.	25, 9 and 57 respectively
B.	6, 6 and 6 respectively
C.	7, 7 and 7 respectively
D.	25, 9 and 57 respectively
Answer» D. 25, 9 and 57 respectively