The best answer choice is, "B". This choice mentions the "West" in it or other countries. This answer choice best contributes to the question being asked.
I hope this helps you!
Brainliest answer is always appreciated!
Answer:
Living conditions were deplorable: Built close together, tenements typically lacked adequate windows, rendering them poorly ventilated and dark, and they were frequently in disrepair. ... Vermin were a persistent problem as buildings lacked proper sanitation facilities.
Explanation: