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Study the table above. Circle the letter beside the source of sound that is 100 times as intense as the normal sound of a library.

a. Jet engine, at 30 m
b. Old subway train
c. Average factory
d. Normal speech

Study the table above Circle the letter beside the source of sound that is 100 times as intense as the normal sound of a library a Jet engine at 30 m b Old subw class=

Respuesta :

27resendizm

Answer:

D

Explanation:

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