I’m terrible at Spanish I need a lot of help pls anyone :)

Which idiom best completes the sentence? en que el retiro es un parque emblemático de madrid. a. estoy harto b. estoy de acuerdo c. estoy en camino d. estoy en las nubes

Which verb form correctly completes this sentence? nosotros que la pintura es de muy buen gusto. a. pienso b. piensan c. pensáis d. pensamos

Write about the history of the chilean currency in spanish. mention the names of various individuals who, over the past few decades, were honored by having their portraits included on the currency.