Which of these technologies was able to spread because of the growth of american railroad networks

the electric light bulb
the telegraph
the mechanical harvester
the internal combustion engine

What were the advantages and dis- advantages of how britain and france ruled in africa?

Brainliestttme : )] -how is terrorism different from traditional warfare?

Match your vocabulary word to its definition. 1. hectare reduced ability of the soil to support life 2. land degradation of spain and portugal 3. mangrove the pressing of soil particles closer together reducing the amount of air between particles 4. salinization 2.5 acres 5. junta group that controls the government 6. iberian small tropical tree 7. compaction higher than normal salt content in the soil