Because the website may be speaking from before Hong Kong belonged to China
If you are in Uranus with an titled angle of 97.77°, living in the latitude 45° would mean experiencing a winter night at almost one third of a Uranian year. A year in Uranus is equivalent to 84 earth years, meaning it would be winter for 28 earth year at latitude 45°
Well if you mean what does the controlled part of a scientific investigation, it is the part of the investigation that will be your control or your base, untouched, original, data and such.
I just did this lesson, and the answer is B.
I hope this helps you!
-Mikayla
Answer: "hydrologic cycle" .
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