Answer:
Explanation:
1. sara es la mejor estudiante de la clase - Sara is the best student in the class
2. Le pedí ayuda a mi mamá - I asked my mom for help
3. mis padres querían visitar anoche - My parents wanted to visit last night
If you are requesting a translation, it is ingenuity!
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:
