Answer: The correct statement is :Earth and the moon share many compositional characteristics
Step-by-step explanation:
The giant impact theory is one of those theories which explains the formation of the moon in our solar system.
According to this theory the catastrophic collision billion years ago between the Earth and protoplanet which created the disk of molten ,rock ,gas and debris which lead to the formation of moon. The size of this protoplanet is about half of the size of earth.
Conclusion of this theory was that moon could have been born from the earth. From this we can say that Earth and Moon share similar compositional characteristics