Which time zone is observed in the state of Hawaii, USA?

Which country has a larger land area, Zambia or the United Kingdom? Is the country of Nepal larger than the country of Bhutan? Which of the following time zones is not observed in the United States? What is the time zone of the Chatham Islands, New Zealand? What is the time zone offset for India? What time zone is observed in the Australian state of Western Australia? What is the time zone offset for the state of Alaska, USA during standard time? What is the time zone offset for South Africa?