How did the industrial revolution affect northern cities a- it created technology to clean them
b-it created an increase in need for labor
c- it lowered crime rates
d- it caused a loss of valuable resources ​

It can be inferred that the dramatic increase in defense spending by germany was the result of. (a) attempts by great britain to take german colonies. ( b) fear of a two-front war against france and russia (c) the need to put down a communist rebellion (d) a competition with the allies to produce atomic weapons