Western and Northern Hemispheres.
When Wilhelm became kaiser, he was determined to present himself as a bold German warrior who would expand his nation's power. Germany, he declared, must have its "place in the sun" among the world's greatest nations. So he built up the German army and navy.
The answer is:
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[C]: Mercury and Venus.
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Mercury would be "Planet A"; and Venus would be "Planet B".
All of them Plays an equal and important role to support life on Earth..