Use the following paragraph to answer the question.

The famous social reformer Frederick Douglass was born in 1818 in Tuckahoe, Maryland. He was mostly raised by his grandmother.
Douglass was born a slave and remained so until 1838, when he escaped slavery by borrowing the papers of a freed slave and moved to
New York. Just a few years before, in 1836, he was hired out and worked in a shipyard in Baltimore. He joined the East Baltimore
Improvement Society there in 1837.
Which is the best timeline entry based on the information above?

A. Social reform begins in the 1800's
B. 1837 Douglass joined the East Baltimore Improvement Society
C. Douglass escapes slavery and moves to New York in 1839
D. 1838 Frederick Douglass dies

The best timeline entry based on the information above is:

B. 1837 Douglass joined the East Baltimore Improvement Society