What was the name of the series of laws put into place to encourage the 13 english colonies to trade with england

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.