<span>National symbols of Canada are the symbols that are used in Canada and abroad to represent the country and its people. Prominently, the use of the maple leaf as a Canadian symbol dates back to the early 18th century, and is depicted on its current and previous flags, the penny, and on the coat of arms (or royal arms). Hope this will be useful im sorry if its not</span>
I don't know your options, but there is one clear cause and effect relationship between the two:
As the agricultural methods advanced, people were more productive creating food. This means that not everyone had to engage in farming! And this allowed specialization for other jobs, just as smiths, which typically live in the cities.
What do you mean by the earths spheres
Europe is not part of Asia, but Asia is located on the right side of the world map. I hope this could help!