Spanish help plz help

Some of your family members went to the shopping mall yesterday. look at the illustrations and complete each sentence with the correct form of the given verb. yo unos regalos para mi hermana menor. (comprar)

Fill in the blank with the spanish word that best completes the sentence. las chicas son de méxico. ellas son mexica mexicanos mexicano mexicanas

Which verb form correctly completes this sentence? me gusta leer el género narrativo, por eso prefiero que los libros novelas policiales. a. seas b. sean c. seamos d. sea