Answer:
La, las, lo and los are pronouns: they replace a noun (thing or person) used as the direct object in the sentence
Explanation:
¿Está viendo la última película de Almodóvar? Sí, la está viendo.
Is he watching the last Almodóvar movie? -Yes, he's watching it.
Abajo hay una calle.
Translation: there is a street on the bottom
(Coming from a spanish speaker)