Answer:Very weak or small, usually because of illness or malnutrition
Explanation:
The 1922 Russian Revolution led to the formation of the Soviet Union, and the rise of communism throughout the eastern part of the world.
Answer:
https://es.m.wikipedia.org/wiki/Narcoparamilitarismo
Answer: B. Helping civilizations grow lots of food
Explanation: APEX
The word calculus comes from Latin (Calculus) and refers to a small stone used for counting