Answer:
The correct answer is: A: Driving down the street, I saw the cat.
Step-by-step explanation:
Prepositions, be them phrases, or simple words, help an audience locate themselves within the action and understand spacial and location information on it. This is why, they are related to space, and location, rather than any other information. In this case, down the street, which allows the audience to know in which direction, and to where, the action is going, is best located in answer A, explaining that driving, the action, is leading down the street, and a consequence was that the driver saw the cat. This is why the correct answer is A.