The development of Feudalism in England (2016).
How was land divided?

how was the land dI divided

-a unit of land to control in exchange for a military service. ... Individual lords would divide their lands into smaller and smaller sections to give to lesser rulers and knights.

Explanation:

Sections, townships, precincts and acreages were created random divisions and artificial boundaries to the seemingly endless frontier. Property lines were drawn on pieces of paper maps  dividing one person's land from the next. Landmarks and lines on maps told these people where they were and where their land was.

Explanation:

answer; (d) melting of sea ice;