I will mark brainliest. pls help my grade depends on this
Why are rivers and oceans both barriers and roadways?

Explain the connections between North and South America.
Compare and contrast the Amazon and Mississippi rivers
Evaluate the effect of physical geography on human culture.
Identify the major geographic and cultural features of Central and South America.

The great scientist alfred wegener proposed that continents have moved, while other scientists such as t.c.chamberlin argued against wegener. wegener's ideas eventually won, and are now widely accepted, because: a) wegener's ideas were more beautiful, and so were favored by the intellectual elite.b) wegener's ideas did a better job of predicting the results of new observations and experiments.c) wegener's ideas appealed to dead white european males, whereas chamberlin's didn't.d) wegener's ideas appalled dead white european males, and we all know that in this politically correct era,dead white european males cannot get a fair shake.e) wegener won the nobel prize.