The forward path transfer function is given by G(s) = 2/s(s+3). Obtain an expression for unit step response of the system.

The forward path transfer function is given by G(s) = 2/s(s+3). Obtain

1.	The forward path transfer function is given by G(s) = 2/s(s+3). Obtain an expression for unit step response of the system.
A.	1+2e<sup>-t</sup>+e<sup>-2t</sup>
B.	1+e<sup>-t</sup>-2e<sup>-2t</sup>
C.	1-e<sup>-t</sup>+2e<sup>-2t</sup>
D.	1-2e<sup>-t</sup>+e<sup>+2t</sup>
Answer» E.