Student or Learner
They first asked her: "Do you know driving?" Sushairaj said: "Yes." The policemen then asked: "Do you own a vehicle?" She said: "I used to have a Zen but not anymore." The police asked: "Then whose car were you driving on the evning on/of May 7?"
For clear understanding I have posted whole para, Kindly let m know what is the right preposition in the last line. I think of is the better choice....
...on the evening of May 7.
This is the standard police 'line'.