About how long was zheng he's trip from nanjing to mecca, measured along the most direct ship route?

the phenomenon that would be cited as evidence of increased economic interdependence between europe and the americas is  the development of mercantilism.

this theory suggests that the wealth of a country depends on its economic assets, or capital.

hope this : )

this is a good question! i'll do some research and come back when i have the answer!