Which were predictions based on the big bang theory? Select all that apply.leftover radiation exists from the big banglow-mass stars become white dwarfshigh-mass stars become neutron starshydrogen and helium exist in abundancethe universe is still expanding

The big bang theory predicts that the universe should still be expanding and that leftover radiation from its early hot state should exist. It also predicts the abundance of light elements, especially hydrogen and helium. The life cycles of low- and high-mass stars are stellar evolution, not predictions specific to the big bang theory.

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