Which statement is the best example of a supporting reason for this claim? Claim: We should build an international human colony on the moon A. The challenges of providing oxygen on the moon far outweigh any benefits of living there . B. The first trip to the moon took place in 1969 , but no one from Earth has been there since 1972 C. A colony on the moon would cost trillions of dollars and require technologies that don't yet exist. D. Climate change and population increases are making it harder to live on Earth