Explain how Jacob Riis impacted America in the late 1800’s and early 1900’s

He wrote a book called "How the other Half Lives".

Explanation:

Jakob Riis was a muckraking journalist in the late 1800s. He wrote the book and showed the upper half of society how the poor lived and got them better living conditions. The book got company owners to get better working conditions and better pay. It also inspired Americans to live cleaner and started sanitation acts.

the protestant reformation's started in 1517, disturbing the religious and political order in europe´s catholic countries. the outcome was the european wars of religion prosecuted in europe in the 16th, 17th and part of the 18th century. nonetheless, uprisings, territorial disputes, and great power conflicts were also causes of the wars.  

the percentage of students at the school need special diets is

c) 10 percent