Answer:
d
Explanation:
I got the answer off line but it should be right
Steam was used for boats and trains, making cleaner, faster transportation.
Answer:
I need this answer too !!
Explanation:
HElP
A massive sum of humans and areas generally united through similiar ideologies, lifestyles, and wants to survive. It is an superior structure of a mostly observed lifestyle with a large territory following the identical practices. People are additionally equipped inside towns, colonies, and unities, in contrast to tribes, which Sabines, Etruscans, and Latins used to be earlier than unity.