unkown77

16.12.2020 • 

Biology

Choose the answer that best completes the sentence below Humans have invented many tools that allow us to access a wider portion of the electromagnetic spectrum ..Humankind has given itself unique powers for collecting information about the world.

A:However
B:as a result
c:since
d:although

and i’ma be givein 20 points each question i ask

Ответ:

jhanes1983

30.04.2020

Biology

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here

Explanation:

since is man made it's obviously someway going to help.the environment like for example it could help prevent sickness

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