Significant settlement in manitoba, saskatchewan, and alberta
a. was a response to the world demand for wheat in the early twentieth century.
b. occurred only after world war ii.
c. occurred only as major highways were built across canada.
d. followed the completion of canada's transcontinental railways

The primary agent of contact metamorphism is

All of the following statements about the biosphere are true except: a. light and heat from the sun do not affect the biosphere. b. the biosphere gets resources from earth's crust, hydrosphere and atmosphere. c. like "biology", the name for the biosphere comes from the greek word for life. d. the biosphere includes all living organisms on earth's surface.

From the standpoint of geography,a is an internal rendering of an individual's known world