C: Havana Syndrome refers to a series of unexplained health incidents: This sentence introduces the topic, which is the phenomenon known as Havana Syndrome. D: reported by U.S. and Canadian diplomats, as well as other personnel in Havana, Cuba: Following the introduction, this sentence provides context about who has been affected by Havana Syndrome. E: The symptoms include headaches, dizziness, nausea, and other neurological issues: This sentence elaborates on the symptoms of Havana Syndrome, describing the health issues experienced by those affected. A: While the exact cause is debated, some speculate that: After discussing the symptoms, this sentence introduces the uncertainty surrounding the cause of Havana Syndrome. B: it could be linked to sonic or microwave-based attacks: Finally, this sentence provides a possible explanation for Havana Syndrome by suggesting a link to sonic or microwave-based attacks.
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