Check the option in which the word(s) in boldtype introduces a consequence.
"Some people were thus freed from the duty to produce their own food," (lines 15-16).
"But it took another huge leap in technology," (lines 16-17).
"thanks to other inventions, such as soap, medicines and sewerage." (lines 21-22)
"Moreover, the cities growing fastest today are not, in the richer parts of the world." (lines 33-35)
"Only if the new cities of the developing world can find " (lines 41-42).
{TITLE}
{CONTENT}
{TITLE}
Aguarde, enviando solicitação...