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Answer:
some one with same question got answered and its verified same here at brainly
Explanation:
brainly.com/question/10218322
Celluloid the first systetic plastic.
Answer: B, by countering what protestants were teaching
Explanation:
hope this helps good luck :)
The evidence of the Olmec civilization’s advanced agricultural system are:
Irrigation growing crops: Olmec civilization implemented irrigation systems in the coastal areas of the Gulf of Mexico in order to grow crops such as beans and corn.
Food surpluses: As they harvested the land twice a year, they generated food surpluses for the community. At the same time, food surpluses was possible due to the collection of plant food, sea food, among others.
Permanent settlements: Olmec civilization had permanents settlements with three main sities: San Lorenzo, La Venta and Laguna Los Cerros.
Answer:
Observation because you see the smoke.
Explanation:
