The author states that the research described in the first paragraph was undertaken in order to_出国考试答疑器_GMAT

The author states that the research described in the first paragraph was undertaken in order to

A、determine the age of an actual meteor stream

B、identify the various structural features of meteor streams

C、explore the nature of a particularly interesting meteor stream

D、test the hypothesis that meteor streams become broader as they age

E、show that a computer model could help in explaining actual astronomical data

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