The answer is letter C
Explanation: Contract bondage is an employee who, within a service system, is bound by contract to work for a particular employer for a fixed period of time. The employer often allows assigning the work of a contract to a third party.
The Second Barons' War (1264–1267) was a civil war in England between the forces of a number of barons led by Simon de Montfort against the royalist forces of King Henry III, led initially by the king himself and later by his son, the future King Edward I. The barons sought to force the king to rule with a council of barons rather than through his favourites.
Fugitive slave act i believe because of the fact that who ever found a runaway slave would be rewarded.