Historians use primary sources like diaries, letters, speeches. And secondary sources like articles.
Answer:
4 is the answer
Explanation:
Just think of it like actual dominos, when one starts to fall so does the other.
There is really nothing else to it just try to remember the definition or find a trick to memorizing it indirecty.
Hope this helps
All Christians, but no one else were the group allowed to practice their religion beliefs freely in Maryland.