Answer:
the answer is A
Explanation:
The Pacific, Atlantic, Indian, Southern, and Arctic oceans are all combined to make the global ocean
The meteor that struck the Earth, and created the Grand Canyon. Was powerful enough to tilt the Earth’s axis.
Whatever fossil is at the lowest layer is the oldest cuz the old fossils lived along time ago and when they died the fossils were buried.
The Russians had turned to a Market system.