The answer is A.changes in abiotic factors often affect population size.
I would say the answer is D.
Answer:
abyssal clay is not an example of biogenic sediments .
Explanation:
Any sediment containing more than 30% of organic matter in it , is called as biogenic sediment or biogenic ooze.
The two most common types of biogenic oozes are calcareous and sileceous.
abyssal clays are the fine grained sediment particles that are settled in the deep ocean basins.
abyssal clay mostly consists of land derived eroded particles and have less than 30% of organic matter in them ,
Hence , abyssal clay is not an example of biogenic sediment.
Giza's great pyramid are oriented to face the four cardinal direction true north, south, east and west.Their entrance are all on the north side and the temples of theses pyramids are on the east side.
Giza's pyramid also known as spelled Gizeh, three 4 th dynasty,pyramids erected on a rocky plateau on the west bank of the nile river near Al-Jizah in northern Egypt. These pyramids are eight-sided figure,not a four -sided figure.
Each pyramids four side are evenly split from base to tip by very sublet from base to tip by very subtle concave indentations. This discovery was made by British air forces pilot.There are two entrances to the pyramids of Giza. One is next to great pyramid,near the Marriott mane house hotel.
To learn more about Giza's pyramid here
brainly.com/question/13604549
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