What do Mr. Mead's questions to the houses imply?

Mr. Mead is a murderer.

Mr. Mead is losing his mind.

The people inside the houses are actors.

The people inside the houses are watching television.

The questions do not imply any of the given options. The questions Mr. Mead asks to the houses are related to his curiosity about the world outside and his longing for human connection. They imply that Mr. Mead is lonely and desperate for someone to engage in meaningful conversation with.