The use of antiseptics in hospitals resulted in an increase in injury rates.
more deaths following surgeries.
new types of X-ray machines.
a decline in the infection rate.

the answer to your question is:

strong-mayor system

"germany's geographic location was an advantage when it was on the offensive in the war because it was situated next to an extremely wide river, the rhine, which was difficult for the allies to cross."

i believe he should not do investment b