Gradualism, When Used to Describe the Creation of the British

Gradualism, when used to describe the creation of the British state, usually means that

A) none of the historic events were unexpected.
B) people in Britain slowly gained power over other kingdoms and people.
C) authority is exercised by the government in moderation.
D) state building issues were not as important as economic issues.
E) state building issues were dealt with sequentially rather than simultaneously.