How were Europeans able to use biological warfare to their advantage during this Age of Imperialism?
A)Biological warfare was a new development and not intended for mass eradication of native people.

B)With the production of vaccines, biological warfare was able to kill those who would not submit to European rule.

C)While biological warfare was used during this age it had the consequence of killing friend and foe.

D)Europeans deliberately infected thousands of natives with noxious germs in order to eradicate native societies.

B

Explanation:

Well I think the Europeans were not dumb to create biological weapons without a way of protection. In which they would only vaccinate themselves and those who would agree to work under or with them.

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explanation:

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the outcome of 1970 oil crisis in united states was that, they began to search ways on how to reduce oil.

in 1970 was a period when there were energy and oil crisis. those who were major centers for industrialization were forced to keep way from supplying of petroleum.

some of the result of this crisis was economic growth became stagnant because prices of oil surged.

due to the increased prices some countries like mexico and norway benefited.