Final answer:
The sentence 'Ellos viajan a Nicaragua' is correct in Spanish. It translates to 'They travel to Nicaragua.'
Step-by-step explanation:
The sentence 'Ellos viajan a Nicaragua' is correct. In Spanish, the subject pronoun 'ellos' means 'they,' and the verb 'viajar' means 'to travel.' The preposition 'a' is used to indicate the destination or direction of the travel. Nicaragua is a country, so it is an appropriate destination. Therefore, the sentence translates to 'They travel to Nicaragua.'
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