What is the main difference between a market economy and a command economy?
a: which basic economic questions are answered.

b: who makes decisions to answer the basic economic questions

c: what the basic economic questions ask.

d: why people need to answer the basic economic questions.

Its B because in a command economy the government says how is needed but a market economy the buyers say how much is needed

Bob: coke is baby pandas.jim: what? how do you figure that coke is baby pandas? bob: because this book says so.jim: how do we know the book is correct? bob: because it says that coke is baby pandas.jim: how does that prove the book's accuracy? bob: because it's statement involving coke and baby pandas is correct, therefore it is accurate.jim: how do we know that it's correct? bob: because we have concluded that the book is accurate, and therefore the statement is correct.therefore, coke is baby pandas.

Yes you are cute answer theories to explain the colonization of the new world the last great habitable landmass to be occupied by humans focus on the bering land bridge, or beringia, which emerge by siberia and alaska the last ice age.