Answer:
They developed Trigonometry, used mathematical models to track down the planet Jupiter and developed methods of tracking time that are still used today.
Answer:
Humans have complex social skills.
Explanation:
Apes have been know to communicate using sign language,
Chimps use sticks as a type of tool to help them look for food,
Dogs use rational thought, because they are able to remember the past.
so the rational or best answer is <em>(Humans have complex social skills) </em>
Yellow Sea<span>, East </span>China Sea<span>, and the South </span>China Sea.China<span> is located in East Asia </span>
Fertile soil, favorable climate, extremely cheap labor, and rivers used for transportation
