Review the paragraph at the top of page 2 click or tap the sentence that best explains why scientists during the eighteenth century were unable to explain how bats used echolocation

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1. b

2. a deadly disease

4. at the same time

5. a) true

b) true

c)false?

d)false?

7. para.1 = c

para.2 = d

para.3 = f

para.4= b

para.5= e

para.6 = a

to operate a business

hope this !

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