Which of the following was an impact of canals? Group of answer choices

New tariffs were created to generate money for each state that the canals passed through

The need for slaves decreased due to increased industry and trade fostered by the canals.

Cities were built near canals and population increased in areas west of the Appalachian Mountains.

Fewer immigrants came to the United States due to lack of jobs.

Which of the following statements about the fugitive slave act of 1850 is not accurate. a. marshals who refused to arrest a suspected fugitive could be fined $1,000. b. slave owners had to present evidence that an african american in the north was a fugitive slave. c. any person who provided food or shelter to a fugitive slave could be find $1000 and placed in jail for six months. d. it required all federal marshals to arrest any african-american suspected of being a runaway slave.