<span>Agriculture and specialization made it possible for humans to</span><span> develop complex societies
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I want to say it’s option 1 “it allowed people to be hired on the basis of their skills rather than appointed based on recommendations”
B. A meteor or asteroid colliding with the Earth.
The Mesozoic Era lasted for approximately 180 million years and ended at about 250 to 65 million years ago. The 'Great Extinction' happened in this era and it marked an end to almost all forms of life.
