You probably need to conjugate 'esquiar' to ustedes form but that depends on the form you guys are in like: Present or Past Pogressive, Preterite...etc.
Translation:
A month ago
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<h3>Es la persona que reparte las cartas _____ .</h3>
<em>Answer : a.) el cartero</em>
Explanation : The only choice that is a person is option <em>a). el cartero.</em> The other options are things. "El cartero" means the postman.