Final answer:
The group denies knowledge of any motorist or abandoned car when questioned by the cop, indicating that they are dismissing the assumption of the motorist seeking help.
Step-by-step explanation:
In the given dialogue from Scene 11, when the cop inquires about an abandoned car near the gates of a house, asking if a motorist had stopped by for help, the response from the All is 'No'. This indicates that the correct answer is (b) the group denies knowledge of the motorist or the abandoned car, as they dismiss the cop's assumption that someone may have come to the house seeking assistance. The group denies knowledge of any motorist or abandoned car when questioned by the cop, indicating that they are dismissing the assumption of the motorist seeking help.