 Which of the following isn't a reason that Svan's plan failed?
DOUBLECROSS by JAMES Mac CREIGH Revolt was brewing on Venus, led by the descendant of the first Earthmen to land. We have agreed that, if the Earth-ship returns, it means disaster for Venus. Therefore, it must not return." "The Council did not know what we would face. And the sixth person will have his chance to steal to the side of the ship. Svan waited impatiently for the chosen one to announce it—a second, ten seconds.... He stared at them in a new light, saw their indecision magnified, became opposition. If there was a coward, it would do no good to unmask him. The six conspirators in Svan's old ground car moved slowly along the main street of the native town.
 A guard knocked him unconscious and brought him to the Earth ship
 Ingra came back for Svan because guards were after them  A guard stopped them and wouldn't let them get through  There were more people guarding the ship because of the spy-ray  A guard knocked him unconscious and brought him to the Earth ship