Answer:
The great stink was dangerous due to its impact on London, thought to transmit the Cholera outbreak at that time.
Explanation:
The Great Stink was caused by humans, as at the time, feces was drained into the Thames. However, due to a hot summer in 1858, the feces smelt even worse. To add to the problems, the Thames river got polluted because of this unreliable sewer system.
A) help the country recover from the turmoil of the previous decade.
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Reconstruction was designed to rebuild southern states after the Civil war through physical,social,economic and political changes and aid.
Explanation
Reconstruction was the plan Abraham Lincoln and it was meant to integrate the southern states into the union. After the Civil war between the south and north,South was completely destroyed.
The economy of the south was completely dependent on agriculture and reconstruction intended to bring economic reforms to make south not so agriculture dependent and several changes in infrastructure were to be made.
Slavery for sure. I believe the second one is economic differences between the North and the South.