Extra points to someone who can help me with this Spanish work

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

(05.02 mc)  read the sentences. choose the option with the correct pronoun that would replace the part in  boldand the missing pronoun in the last sentence.soy gustavo  y tengo el pelo gris y uso lentes. señora lourdes, es canosa también.

How do you say " hello my name " in spanish