Why were landowners required to have a required to have a servant or family member for every 50 acres of land

"i know there may have been concerns that it may be too vague or too costly, or may lead endlessly to litigation. but i want to reassure you right now that my administration and the united states congress have carefully crafted this act. we've all been determined to ensure that it gives flexibility, particularly in terms of the timetable of implementation, and we've been committed to containing the costs that may be incurred. let the shameful wall of exclusion finally come tumbling down." president george h.w. bush, july 26, 1990 the act president bush speaks of was enacted to guarantee equal rights to people of all races. people of all sexes. eliminate people who are homeless. people with disabilities.

Which group of islands is called the land of fire and is located at the southern tip of south america

Nami conducts an investigation on plants. she places a grow light on a timer to give the plants different amounts of light to see if this would affect their growth. in this investigation, the amount of light is the .