The planet Mercury has a diameter of 4,878 km whereas the Moon has a radius of 1736.5 km. Which object is larger and why? O The Moon is larger because its radius is 2,439 km. O The planet Mercury is larger because its radius is 4,878 km. O The planet Mercury is larger because its radius is 2,439 km. The Moon is larger because its radius is 4,878 km.

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