The answer is government hope this helps
People could use them more and people got more jobs people could do their work better and it made work easier
D. Poland - If I'm wrong I'm sorry.
Answer:
b, paintings and sculptures had more realistic human figures
History of bifocals and trifocals
Benjamin Franklin, the early American statesman and inventor, is credited with creating the first multifocal lens for eyeglasses. Prior to Franklin's invention, anyone with presbyopia had to carry two pairs of eyeglasses — one for seeing distant objects and one for seeing up close.