Why does macbeth claim he killed king duncan's guards?

Which is easier to identify direct or indirect characterization? why

When they reached the door of the lonely house and stopped to unlock it, and the cat came to purr loudly, and rub against them, a deserted p***y, indeed, but fat with young robins, sylvia whispered that this was a beautiful place to live in, and she never should wish to go home. the description of the house in this excerpt gives an example of

When analyzing an author's ideas, one way to proceed is by making reasonable guesses, or based on what the author states directly or implies indirectly.