How did advancements in technology differentiate world war 2 from world war 1?
a. the development of long- range weapons reduced the number of overall casualties.
b. powerful tanks and aerial bombings made trench warfare obsolete
c. the introduction of chemical weapons changed the nature of combat .
d. the use of large battleships to transport to deploy troops on land replaced aerial attacks

All options are correct

Explanation:

During the second world war, every continent on the planet is nearly was fighting, the war was completely fought differently from the first world war.This was because of new advance technology such as Big navy ships, planes and better weapons such as guns that didn't jam as much as they did in first world war.The new advanced technology of world war two such as:The V-2 missiles.Nuclear bomb.Chemical weapons.The Ballistics missiles.Aircraft carriers.Sub-marines.