I give you a clue the answer is between 2)Halley's comet and 4)Polaris.
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I’m sure with my answer
More people move to mdcs bc of pull factors. they leave ldcs bc of push factors.
Answer:
inner organizer is a person who organizes, especially the one who forms and organizes a group
Explanation:
a person whose job is to enlist employees into membership in a union
Chemical changes- A,FD. Physical change-B,C,E