Which time zone is used in Lima, Peru?

Which of the following cities is in the UTC+12 time zone? Which of the following cities is in the UTC-6 time zone? Which time zone is used in Mexico City, Mexico? Which of the following cities is in the UTC-10 time zone? What is the time zone of Bogotá, Colombia? In which time zone is the city of Melbourne, Australia located? Which time zone is the city of Buenos Aires, Argentina located in? In which time zone is the city of Toronto, Canada located?