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Comets and Meteors

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Astronomy of Today, Cecil Dolmage
The following passage on astronomy was written by scientist Cecil Dolmage

Dolmage, Cecil. Astronomy of Today, a Popular Introduction in Non-technical Language. 3d ed. London: Seeley, 1910. WorldCat. Web. 23 Mar. 2016.

Lines 22-24 two imply that comets and meteors

A

have always wreaked destruction and havoc wherever they land.

B

used to be more prominent many centuries ago.

C

are considered to be both ominous and mysterious.

D

have effects of the earth that last for millions of years.