What was the result of trench warfare on the Western Front? A) Allied and German assaults proved ineffective, and fighting came to a stalemate.
B) Trenches proved to be effective defenses, and relatively few soldiers died.
C) Germany quickly defeated France, and turned its attention to Russia in the east.
D) Allied commanders quickly developed new strategies which made trench warfare obsolete.​

1. discovered the new world balboa 2. explored the north american southwest hudson 3. his crew was the first to sail around the world vespucci 4. conquered the incas of peru cortes 5. discovered the pacific ocean columbus 6. conquered the aztecs of mexico cabot 7. discovered fishing grounds off newfoundland pizarro 8. looted spanish vessels for england drake 9. claimed the hudson river area for dutch coronado 10. priest who explored the mississippi marquette 11. man for whom the new world is named magellan