Final answer:
The word that completes the sentence is periódico
Step-by-step explanation:
The word that best completes the sentence is periódoco.
Periódico is the correct Spanish word for newspaper and it fits well in the context of the sentence, which mentions different topics, editorials, and various supplements. It is a common term used to refer to printed publications that cover news, articles, and other related content.
For example, a popular Spanish newspaper is El País, which covers a wide range of topics like politics, economics, and sports.
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