Why is reading comprehension a statement about freedom? (i'm sorry if this may be a little tricky)

In twelve years a slave, northup realizes he cannot trust anyone after his kidnapping except hamilton and brown god the physician the women who gave him drink

Key events - what happens? what do we learn about the character in this event? or how does the event change the character? what is the author’s message in each set of events you have identified? 1.bruno and his family move from berlin to auschwitz due to the move he learns of the camp which leads to another key event. 2.bruno meets shmuel when they meet, they become friends which in turn towards the end leads to their untimely demise.

Which sentence from the article best supports the statement above