The correct answer should be D) competition for jobs from a large wave of European immigrants
Unemployment was already a problem and a large number of immigrants certainly didn't help.
Answer:The Canadian Shield constitutes the largest mass of exposed Precambrian rock on the face of Earth. The region, as a whole, is composed of ancient crystalline rocks whose complex structure attests to a long history of uplift and depression, mountain building (orogeny), and erosion.
Explanation:
Ur Welcome
Answer:
Agriculture yielded more food, which made denser human populations possible, thereby supporting city development. Farming led to dense, settled populations, and food surpluses that required storage and could facilitate trade. These conditions seem to be important prerequisites for city life.
Answer:
B. It is the region that receives direct rays from the sun at some point during the year.
Explanation:
The tropics are that part of our planet which forms more or large the middle part of our planet earth. This region gets more exposure to the sun. They form the latitudes line of he Tropic of Cancer and Tropic of Capricorn.
The 23.5 degree north latitude form the Tropic of Cancer and the 23.5 degree south latitude forms the Tropic of Capricorn.
This region receives direct sun light at some point during the year. On June 21st, the sun rays directly reaches the Tropic of Cancer and it forms the beginning of summer season in the northern hemisphere.
Likewise, on December 22nd, winter season begins in the Northern hemisphere when the sun rays fall directly on the Tropic of Capricorn.