Answer:
convergent plate boundaries
Explanation:
From what I remember, c is the correct answer.
1. The plates in the planet’s surface move because of intense heat in the Earth’s core, that causes molten rock in the mantle layer to move.
2. This one is simple: The <span>gravity and the rotation of the planet causes the plates to shift and move.
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Small antennas on the spacecraft can beam weak radio signals back to earth meaning it can in some way communicate
