It is widely believed tat the first americans: A. did not come from siberia

B. traveled to the americans on foot

C. survived by hunting and gathering

Wha industry did the refrigerated rail car impact the most

The authors of documents a and c define total war as

Anoxia, or a lack of oxygen in bodies of water, leads to a. unsafe drinking water b. dead zones c. global warming d. algae blooms select the best answer from the choices provided. a b c d