Their mental maps of an area
Answer:
Magna Carta
Explanation:
The national library of the United Kingdom and one of the best in the world. It has approximately 150 million publications and every year a collection of about three million new objects is incorporated.
The British Library contains books, maps, newspapers, sheet music, patents, manuscripts and stamps, among other objects. They are in 625 km of shelves that grow 12 kilometers every year. The reading space has capacity for 1200 readers.
The British Library makes information available to students and researchers in the United Kingdom and around the world. Each year, six million searches are generated with its online catalog and more than 100 million objects are offered to readers around the world.
Based on some historical facts Dorothea Dix helped the imprisoned people and those who are mentally ill to have better prison conditions. She found out several inhumane activities were done inside the prison which she documented and presented to the legislature of Massachusetts. She hoped to have better facilities for imprisoned people especially for those who are suffering from mental illnesses.
I'm pretty sure all four of these are correct because 9/11 began just like any other day then they hijacked the planes, President Bush did indeed visit elementary school children in Florida in 9/11, 9/11 was a very tragic day for the entire nation, and students did watch everything that was going on on that day so I believe all four of these are correct