Final answer:
The correct answer is option A, preferiría. It agrees with the subject 'yo' and completes the sentence correctly.
Step-by-step explanation:
The correct verb form to complete the sentence 'alojarme en un albergue juvenil' is 'preferiría'. This verb form agrees with the subject 'yo', which means 'I'. 'Preferiría' is the conditional tense of the verb 'preferir', which means 'to prefer'. Therefore, the correct answer is option A.
Learn more about Verb forms in Spanish