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:
un conocido means B. an acquaintance.
Answer:
The right answer is, B. Podamos.
* Es importante que me digas la verdad para que podamos progresar.
Explanation:
Identifying the narrator, gender, number and time indicated by a sentence is the first step that must be taken. This is very important to be able to logically conjugate the verbs, and that these have concordance with what is being expressed.
Nosotros le damos el chocolate a ellos.
False is the answer you are looking for