The missing part of the question that is a group of statements is given as follows:
A. Earth is the only planet that changes structure.
B. Earth is the only planet that turns around in space.
C. Earth is the only planet that is mostly covered with water.
D. Earth is the only planet that is mostly made from rocks.
Answer:
The correct answer is - option C. Earth is the only planet that is mostly covered with water.
Step-by-step explanation:
Earth is the only planet in our solar system that has liquid water, and it covers 75% of the total surface of the planet that gives it a unique identity as the blue planet of the solar system.
There are some other differences as well like plate tectonics, atmosphere and life make earth totally different from other planets.
Thus, the correct answer is - option C. Earth is the only planet that is mostly covered with water.