i dont see any pictures or answer choices, so therefore i cant do anything to help you...
They were able to plant and grow crops also hunt the animals they needed.
For Italy, they were spies who collected top secret knowledge for the Allied Powers. They were U.S. soldiers who fought off the enemy successfully. They were British troops leaving their units to join the enemy.
It helped them transport things easier i think
It was used as an engine in locomotive trains, & also in steam boats. it also helped create electricity which allowed things such as morse code & synchronization of the world’s clocks.