The best answer for this question would be:
2. Cosmic Background Radiation
The Cosmic Background Radiation are when the heat of a planet is measured by the left over heat of it. This is based on the “Big bang Theory” wherein the planets were formed because it was once a very hot radiation.
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The answer is c............................................
Answer:
a) Componentes sociales
Explanation:
migración – Movimiento de personas fuera de su lugar de residencia habitual, ya sea a través de una frontera internacional o dentro de un país.