It was believed that ancestors could talk to the gods
A:water pollution in the river Thames
FYI: This occurred in London, in July and August
D. 18th century I believe.
Answer:D
Explanation:
As we see on the graph, near the year 1600 the population falls a bit.
1600-1800 recieved the most change in relation to the previous years.
That is also when industrialization happened, so it makes sense why the population would spike.
