Prohibition was hard to enforce because citizens always found a way around prohibitions rules, such as bootlegging and smuggling alcohol from canada
Because they killed a bunch of innocent people.
When you say "diversity" I think of many things. So I have many answers:
1. People. Different people farming, means different plants and animals
2. Planting Crops. Planting different crops can prevent soil erosion and or soil exhaustion.
3. On the market. Different crops and meats on the market provides consumers with different products and nutrients they may need.
Idk if this helps, there wasn't much detail. Hope it helps! ;)
During its almost 40 years as the head of the <em>AFL (American Federation of Labor)</em>, Samuel Gompers worked extremely hard for the cause of the labor movement, especially improving worker's rights and conditions.
Among the things he achieved leading the AFL, Gompers secured shorter working hours and lower wage for workers.
Answer is shorter working hours and lower wage for workers.