The american industrial revolution did much to the united states become a world power. however, it did cause a number of problems, two of which were: too many people traveled to america for work factory workers faced unsafe conditions big business monopolies and trusts formed congress regulated the business sector too harshly

The best 2 answers are:
-factory workers faced unsafe conditions
-big business monopolies and trusts formed

The Industrial Revolution, much like the technological revolution we are seeing today, happened too quickly for the government to immediately keep up with. As a result, workers were not legally protected by the new economic environment, and a small number of companies grew so powerful that they unfairly dominated the markets they operated in. 

I'm not 100 percent sure i say 7 is your answers