Which of the following was a technological achievement of the ancient romans which improved transportation for them?

Highways

Explanation:

The Romans built an imposing system of roads throughout the empire. This greatly facilitated traffic throughout the empire, the transport of goods, and the faster flow of people and the army.

The Romans also built roads in the outermost provinces of the empire. They took a lot of care about travel communications.

the percentage of students at the school need special diets is

c) 10 percent

barrio is a spanish word meaning neighborhood. in spain, several latin american countries and the philippines, the term is also used officially to denote a division of a municipality while a ghetto is a part of a city in which members of a minority group live, typically as a result of social, legal, or economic pressure. the term may have originally been used in venice to describe the part of the city to which jews were restricted and segregated.