Final answer:
The correct word in the sentence is 'vivía' with a tilde on the letter 'i'.
Step-by-step explanation:
The incorrect word in the sentence is vivia. The correct word is vivía. The tilde (´) is missing on the letter 'i'. The correct word should be written as 'vivía' to indicate the imperfect tense of the verb 'vivir'.
Learn more about Spanish verb conjugation