Passage
The prisoner awaited his chance. For three solid years he had schemed for this opportunity. Now that escape seemed so near at hand. those three years lost some of their monotony. But he would never forget the lashes, the close confinement, low diet. and worse still the mental strain of those black days. Suddenly the warden did what he had hoped. He stopped to unlock the lower padlock. With a dull thud he slumped forward with keys in his hands. Swiftly the prisoner seized his keys, unlocked the cell and ran into the courtyard. It took him four seconds to reach the rope-ladder secretly placed there by his accomplices, five more to clamber over the wall, and three more to jump into the waiting car to be whisked away to freedom Even though he was guilty, the prisoner felt he had paid for his crime. for the man he had robbed three years ago was still a millionaire.
When had the crime been committed ?

Options

A. Just before the escape
B. Three years earlier
C. Long ago
D. Day earlier