A. American-Soviet competition for military dominance
Answer:
Both Crosby and West see the effects as mostly unintentional
and systemic, coming from the animals themselves, rather
than as the result of intentional actions by Europeans or
Native Americans.
<span>There were two technological innovations that profoundly changed daily life in the 19th century. They were both “motive powers”: steam and electricity. According to some, the development and application of steam engines and electricity to various tasks such as transportation and the telegraph, affected human life by increasing and multiplying the mechanical power of human or animal strength or the power of simple tools.
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