Questions over selections from Jacob Riis and Upton Sinclair

Who was Jacob Riis
Which of the following are problems faced by the children in this passage
Why were the fire escapes ineffective for most of the tenements?

Riis uses the image of laundry to describe levels of

What happened to cows that were fed "whiskey-malt"?

What new laws might the public demand after reading Sinclair's book?
What is the occasion/historical context of the passages? Cite evidence from the passage (but DO NOT use quotes)
What kind of sleeping arrangements are available for 15 cents
What is the purpose of Riis story?
What was the kerosene used for
Tainted canned meat caused
This paragraph implies what about the ingredients in Durham Canned goods?
What benefit did the tuberculosis add
You could tell what job each employee did at the plant from their
What illness was caused by the chilling rooms?
What odd ingredient might be in Durham's Pure Leaf Lard?