Answer:
Option: a. 200 million years ago
Explanation:
Million years ago, Earth had one supercontinent called Pangaea and surrounded by an ocean (Panthalassa). Alfred Wegener proposed the concept of one big continent after putting together different records of confirmation. He was able to give his theory by examining fossils of plants, trees, animals, and reptiles that found in different continents. About 200 million years ago, the supercontinent began to split up into two parts; Gondwana from Laurasia. Today's countries, including Africa, Antarctica, India, South America, and Australia are part of Gondwana, where Europe and North America from Laurasia.
Moose and Lynx might live near the Arctic ocean
Answer:
According to the most widely accepted theory of the formation of the Moon,The Moon formed when a Mars-sized object collided with the Earth about 4.5 billion years ago('Giant Impact Theory').Consistent with the collision theory,the composition of the Moon is very similar to the Earth's mantle.
Explanation: