Final answer:
The correct phrase that means 'The boy is bored' in Spanish is 'El muchacho está aburrido'.
Step-by-step explanation:
The correct phrase that means 'The boy is bored' in Spanish is El muchacho está aburrido. The verb 'estar' is used to express temporary states or conditions, such as being bored. In this case, 'aburrido' is the adjective that describes the boy's state of being.
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