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.
Is there any answer choices ?
Among the given options it can be said that options “B” and “C”
were the characteristics of trade in ancient Egypt. Most traders of ancient
Egypt use the river Nile, the Red sea and the desert caravans to do their
trade. Although there were plenty of food and minerals in Egypt, but they
lacked trees for wood. They had to import wood from other countries. In ancient
Egypt food was in abundance and so it was not required to import.
D because not all Indians spoke the same language, but instead had millions of different languages and cultural ways throughout the americas...and thats the only answer that said that they had hundreds of languages and such...
Answer:
it was written by someone who researched many sources to write a summary of an event
Explanation:
B
