#model-based-agent

Question 1: Single choice

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A robot vacuum works in two rooms and senses only whether its current room is dirty. Its rules are "if dirty, suck; otherwise move to the other room". Once both rooms are clean it keeps moving back and forth forever. Which change lets it stop?

Remember which rooms it has found clean (a model-based agent)1
Add more condition–action rules that test the current percept2
Choose each move at random instead of always switching rooms3
Replace the dirt sensor with a more accurate one4

Timed test