B. Ecosystem because there abiotic and biotic things.
Answer:ecosystem
Explanation:
The answer is the first one. Estates are homes owned by wealthy people.
Egypt
B.
Indus Valley
C.
Mesopotamia
D.
Sumer
Indus Valley civilization created the art shown in the picture. Thus, option B is correct.
The Indus Valley was home to the largest of Egypt's, Mesopotamia's, India's, and China's ancient urban civilizations. They are also known for their baked brick houses, elaborate drainage and water supply systems, and clusters of large, non-residential structures.
The Indus cities are known for their urban planning, which is a technical and political process concerned with land use and urban design.
The Archaeological Department of India conducted excavations in the Indus valley in the 1920s, unearthing the ruins of two ancient cities, Mohenjodaro and Harappa.
Therefore, option B is correct, that the Indus Valley civilization created the art shown in the picture.
Learn more about the Indus Valley, refer to:
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B) oil prices raise
C) oil prices collapse
D) oil stops being sold
When OPEC countries decide to limit production what happens is option B) oil prices raise. The Organization of Petroleum-Exporting Countries (OPEC), has a great influence on the production and price of oil. If the countries are unsatisfied with the oil price, they decide to limit production and wait for the price to raise.