Answer:
D
Explanation:
chlorine atoms come into contact with ozone in the stratosphere they destroy ozone molecules
Answer:
It allowed for easier communication.
Explanation: When people speak the same language as you they are easier to understand.
Answer:
I don't know because they want to
Explanation:
Answer:
Etapa 1: Reconocimiento de problemas.
Etapa 2: Recopilación de información.
Etapa 3: Evaluación de soluciones.
Etapa 4: Fase de compra.
Etapa 5: La fase posterior a la compra.
Explanation: