The chronometer is a device to measure time in a period of time, therefore not a correct answer.
Weathered rock. Im sure its the breaking down (weathering) of rocks that makes soil
Answer:
B and C are the best answers.
Explanation:
The fact that fossils of one species are found on all four continents supports the idea that all the continents were once joined together, as the animals could walk all over pangaea without crossing any oceans.
Similar mountain ranges found in different continents supports the idea that these continents were once joined together.