Geologists found a mountain range in Australia and a mountain range in South America that have similar rock distribution. They also think the mountain ranges have weathered at the same rate. In the Australian mountains, they find a large number of Perisphihinctes tiziani fossils. In the South American mountains, they find a layer of Pecten gibbous fossils. Using this chart, which of the following statements is correct? The mountain ranges were formed around the same time

Australia and South America must have been connected in Earth's history

The mountains in Australia are older than the mountains in South America

The mountains in South America are older than the mountains in Australia