Which characteristic(s) of trench warfare was/were the most destructive and/or deadly to soldiers in the First World War?

pick 1 and write 2 paragraphs

-mud
-use of gas attack
-tanks
-rats
-air strikes
-trench foot
-ptsd
-spread of disease
-going over the top
-captured by enemie

How would europe benefit economically from greater unity

Which of the following statements occurred last in the official overthrow of the russian provisional government in october of 1917? the bolsheviks campaigned for support of their political platform. the bolsheviks organized an assault and stormed the winter palace. the bolsheviks and trotsky’s militia seized key targets in petrograd. vladimir lenin established himself as the leader of the bolsheviks. i know the answers a and d are inccorect.

In a few sentences, explain how the medici family contributed to the renaissance.