Please answer the following question: Answer the following question given this paragraph: Plants may have colonized the land as early as 700 million years ago. The oldest fossils of land plants date back about 470 million years. The first land plants probably resembled modern plants called liverworts , like the one shown in Figure below . Q: The oldest fossil of land plants date back how many millions of years? Choices: - 520 million years - 350 million years - 430 million years - 470 million years A:
A:
470 million years