jvsome8
jvsome8
20.04.2020 • 
English

Which is a key detail the author could add to paragraph 2 to help support the main idea?
Main aides of paragraph 2: the sun also produces more violent types of space weather
A : a person needs to use a solar telescope
B: solar flares were first observed in 1859
C: when a solar flare eruptes, it has the force of a hundred million hydrogen bombs
D: scientist belief that solar flares follow an 11 year cycle

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