Answer: B. Farquhar will attempt to tamper with the bridge.
Explanation: After being briefed about the situation at the Owl Creek bridge, and asking for details about the security of it, we read that Farquhar smiles as he asks a rhetorical question, hinting that the hypothetical man was in fact, himself. All the other options have to do with the possible outcome of Farquhar's planned action, which we cannot really predict at this point.
