In europe you would have found alot of gold
Answer:
B. Tigris and Euphrates river valley
Explanation:
Canada's climate is not really cold all year in winter, the temperature falls below freezing point, that's the time when it's really cold. And on the summer, the southern province often experience humid weather, and temperature that can surpass over 30 Celsius. It kind of depends on "where" in Canada you're referring to.
15+25+35+45=120 120 divide 4 = 30