In what sense are modern universities similar to the Agora of ancient Athens?

A. Like the Agora, modern universities provide a place for scholars to share their knowledge with students.
B. Like the Agora, modern universities provide a formal system of education.
C. Like the Agora, modern universities provide a place for young adults to live.
D. Like the Agora, modern universities provide a place for people to learn how laws are made and followed.