15. What is one difference between a case study and a survey? A case study involves one person; a survey usually involves many people.
A case study involves one question; a survey usually involves many questions.
A case study is conducted on paper; a survey is usually face-to-face.
A case study's results can be generalized for other people; a survey's results cannot.

the catholic church withhold people's access to the bible during the middle ages.

people could go to church and listen to the teachings, but it was absolutely forbidden to own and/or read the books of both the old and new testaments. it was also prohibited to translate the books (which where originally in biblical hebrew) to any other language.

this was done so the church could remain in control of what their teachings were and to enhance their importance and power, while also being able to judge people's actions through information that was unavailable for the general public.

soviet influence spread across eastern europe sharply during and after wwii. the soviet armies liberated the countries in eastern europe and occupied them from the germans as they were forced to retreat towards germany.