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

Match the day and time of the year and location

The stars that we see on the sky change with the station of the year, they change their position depending of the day of the year and the location, mainly the latitude since on that depends what "side" of the earth the sky is facing towards, at certain points the north hemisphere sees a different sky than the south, but the east and west as long as they are in the same latitude do see the same sky.

i believe it's c. the trait for large beaks will be passed on to future generations through natural selection.

since eventually smaller beaks would have to find another source of food or even eventually just die out from the lack of food.