In 1900, residents who traced their origin to Latin America or Asia each accounted
for?

In 1900, they were in less than one per cent of the population.

Explanation:

In 1900, residents of American traced back to European nations. People arrive from Europe to America to escape debt, conflicts, and poverty. During the late 1800s and in the early 1900s, population growth and industrial expansion in the cities became common. Cities filled with buildings and people who engaged in trade and commerce. From 1900 more than 15 million immigrants arrived in the United States. They were from non-English speaking European countries; southern and eastern Europe, particularly Poland, Italy and Russia.

the exclusive possession or control of the supply or trade in a commodity or service.