Read and choose the option with the irregular verb in the imperfect tense. Fausto y yo vamos a la boda de su madrastra. El anillo fue barato pero bellísimo. En 2013, veías a tu padrino más. Ustedes compraban flores para la boda.

When could you attach the direct object pronoun to an infinitive verb? a: when an infinitive verb follows a conjugated verb. b: when an infinitive verb ends in a question. c: when a stem-changing verb ends in a question. d: when a stem-changing verb follows a conjugated verb.