the abbreviation AD is an abbreviated time period that stands for Anno Domini or In the Year of the Lord.
I Believe the answer is: Personal records
Personal record revers to a form of primary source which information is derived from the observation or the experiments that being done by the source writers themselves. In most cases, personal records are created by experts on the relevant fields.
What about the objects found in no man’s land?
Answer:
During the Gilded Age, the country underwent economic expansion and big business boomed. Learn more about the wealthy individuals that played a role. hope this is right c:
Explanation: