need help with this one-6

Malia worked as a house cleaner for the same hotel for 15 years. Her service was impeccable-she was cooperative, polite to guests, and always punctual. On one occasion, one of the guests reported her for failing to clean their room to a reasonable standard. The hotel management instantly dismissed her because of this complaint. What approach should management have taken? O Given her appropriate reasonable notice O Paid her in lieu of notice O Used progressive discipline O Asked her to resign