The unit step response of a system is (1 - e^(at)) u(t). Then its impulse response is

The unit step response of a system is (1 - e^(at)) u(t). Then its impu

1.	The unit step response of a system is (1 - e^(at)) u(t). Then its impulse response is
A.	A
B.	B
C.	C
D.	D
Answer» C. C