It a insight because it’s a contribution
Answer:
Many cities were overcrowded with limited housing and few sanitation services.
Explanation:
During the late 1800s, urban areas grew very fast because economic opportunities were better than in the countryside. This attracted people from rural areas, and also from abroad, who flocked to the cities too fast for the cities infraestructure to keep up with.
This made most cities at the time very overcrowded, with few public services that were overstrained, and with serious problems in terms of sanitation and public safety. However, people could still earn higher incomes than in the countryside, and despite all these problems, the cities did not stop being attractive for both domestic and international migration.
Answer:
D
Explanation:
Well you have to do it got no other choice
Answer:
Fixed ratio
Explanation:
The Fixed ratio schedule is used in ope-rant conditioning. Ope-rant conditioning is work on the relationship of response and stimulus due to that the behavior of a subject has been changed.
As the name indicated the reinforcement is being given after a fixed ratio for example after every ten times the reinforcement is provided to the rat in the box. So the rat can learn the behavior.
In this type of reinforcement, the schedule will remain constant. If the reinforcement is not provided after a fifth, tenth or any fixed number then it won't be a fixed ratio.