An innovative way was an improvised vaccination.
This consisted of smearing open cuts of healthy people with substances taken from wounds of sick people (for example sick from smallpox) in the hope that they will undergo a mild version of the disease and when the disease catches them, not die.
The risk was that they could get seriously ill, but the advantage was that on average, they had better survival chances than without this "vaccine"
Children of the 1930s were at least protected under child labor reform measures of the 1920s, which limited their workday to eight hours and provided guidelines for employment of minors. Many children were self-employed, collecting junk to sell or doing odd jobs for neighbors.
The methods of dealing with economic crisis that were established during the New Deal that are still used today are paying pensions and benefits for the elderly, children, and the handicapped and <span>regulating the stock market.</span>
I think it is d if I'm wrong I'm sorry