Explain the significance of the song guantanamera for the cuban people

In the original lyrics, the author referred to a "guajira guantanamera" (a peasant girl from Guantánamo), but since the song itself is structured as a guajira (the Cuban rhythm, named after Cuban peasants), some people think that the chorus refers to the song itself (or, rather, its rhythmic structure), and not to an individual person.
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The answer is b: estudiar (to study)

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