In a one port network . It is excited by a unit step current. The initial and final values of voltage across the network impedance are

• A. <img src="/_files/images/electronics-and-communication-engineering/networks-analysis-and-synthesis/101-329-2.png">
• B. <img src="/_files/images/electronics-and-communication-engineering/networks-analysis-and-synthesis/101-329-3.png">
• C. <img src="/_files/images/electronics-and-communication-engineering/networks-analysis-and-synthesis/101-329-4.png">
• D. 1 and 0