Compound is the answer your welcome
It can encourage a character's behavior towards a career and elevate performance of the characters.
Sorry if this sounds weird. I'm only in 7th grade.
Answer:
a) construction of tall buildings
Explanation:
Since the buildings during this time period were being built bigger and bigger there was more demand for elevators so people could get from floor to floor. Hope this helped :)
I really don’t k is but I’m trying to help I think it’s A but not fully sure let me tell u c and d don’t make Sense it’s in between a or B
