Respuesta :

leviwalls

Answer:

12. D

13. D

14. C

Explanation:

12. Nok cultured was first to use iron, and they used it to make better tools for farming.

13. Air traffic control has only a couple of languages that are used. Migration would not change this.

14. Bantu are the larges group of Swahili speakers in the world.

Olivia6808

Answer:

12.) D. Agriculture  13.) D. Conflicts over air traffic control. 14.) C. Swahili

Explanation:

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