Answer:
D) Establish an independent cultural identity
Explanation: Not wanting to follow in China’s footsteps, Japan needed to distance itself from the political and cultural practices that they had inherited from China in order to survive as a country.
If you meant by what type of word - then the answer is a noun.
If you meant by what phrase or clause - then the answer is an adverbial clause. The clause is weather permitting.
2.) Rotate
Revolving refers to something that is going around something else. Rotating refers to something that is spinning in circles(typically around an axis) by itself.
3.) "The tilt of the Earth's rotation axis provides conditions for its climate to be suitable for life. By altering what portions of the Earth get the majority of incoming sunlight, no region on Earth is allowed to heat to extreme temperatures"(energyeducation.ca)
4.) I'd assume that there are more hours of daylight if Sydney is facing towards the sun. I'm not particularly sure why though. ¯\_(⊙_ʖ⊙)_/¯