Which of these best describes how an appropriate star chart is selected to locate objects in the sky?
match the temperature and humidity of the air
match the day and time of the year and location
match the latitude and number of stars in the sky
match the hemisphere and shape of constallations
match the temperature and humidity of the air
match the day and time of the year and location
match the latitude and number of stars in the sky
match the hemisphere and shape of constallations