Answer:Hola, so, amor, pedro, cato, porque, mathematicas, que, comida, no, si, libro
Explanation:
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:
Una empresa es una organización o institución que ofrece productos o servicios a el cliente.
The answer is C because tengo means I have to which translates to necesario
