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the shapley-curtis great debate of 1920 was about? group of answer choices the shapes of different galaxies the distance ladder the measurement of distances to stars the nature of spiral nebulae and the size of the universe

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Answer:

The Shapley-Curtis Great Debate of 1920 was primarily about the nature of spiral nebulae and the size of the universe.

Step-by-step explanation:

User Denis Anisimov
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