Its called the Photosphere, which is the part that we can see.
ANSWER: c
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Lots of people were dead so they wasn’t anyone to farm or work
B. Their remote location has kept out invaders.
Answer:
Marine debris can be harmful to coral reefs. Recycle your trash at home and on the go (especially plastic), and remember the three R's (reduce, reuse, and recycle). When disposing of trash, do it properly in bins, to avoid trash being blown or washed away into waterways and oceans.
Explanation: