There are many causes that lead to WW1; Nationalism, imperalism, an arms race in europe but cheif among them was the a<span>ssassination of Archduke Franz Ferdinand of Austria. The assasin was a serbian national so Austria blamed Serbia for it and declared war on them but serbia was in alliance with russia so russia came to serbia's defense which led to germany declaring war on russia which led great britan to declare war on germany. it just keeps going like that until all of europe is at war.
the US went to war i think because the USS L</span>usitania got sunk by german U-boats which killed americans.
The biggest factors would be food and water.
Answer:it's A: by contemplating the purpose and structure of government
Explanation:
Monsoons are one of the most destructive natural phenomena in Asia, but they also limit Africa's trade with the Asian continent, as navigation is severely affected by strong monsoon winds; this affects trade between the two continents, as merchant ships travel from Africa to across the Indian Ocean (which is the monsoon zone), so understanding when and how the winds form will help keep the cargo ships and merchandise, thus increasing trade between Afrika and Asia.