the answer is b.los its on the sentence
Scientists think that algae first evolved approximately 2.7 billion years ago, and soon after this oxygen began to exist in the atmosphere. Photosynthesis by primitive plants and algae released oxygen, which gradually built up in the atmosphere.
Explanation:
Sí, yo vi los tráilers de esta película. Se ve muy buena.
Nosotros vamos a ir al parque a jugar. Y después vamos a ir al cine a ver una película o no se prefieres ir a comer. Antes de ir pa la casa to voy a preguntar que donde quieres ir tu.
It’s not 100 words but I wrote a little bit you could use
