Heredity environment and behavior are all aspects that can limit a persons related factors

The continents of africa and south america used to "fit together” like puzzle pieces. about how far back in time would you have to go to find the formation of the atlantic ocean? 600 million years 430 million years 200 million years 90 million years

Why are low-lying lands more suitable for agriculture than hilly areas?

In a citizens elect the president as head of government separate loy from the legislature