'Vikalp' is a scheme launched by Indian Railways to help wait-listed passengers. Which of the following is NOT true about this scheme?

• A. Confirmed berths in alternate trains.
• B. No-extra charges will be taken from passengers.
• C. Wait-listed passengers can avail opportunity of travelling in Rajdhani/Shatabdi/Special trains even when booking made is in other mail/express trains.
• D. Vikalp scheme will be initially available for e-tickets only.