Which of the following institutions did not exist during the Sangam Age

Q. Which of the following institutions did not exist during the Sangam Age?
(a) Slavery
(b) Sati
(c) Ritualistic marriage
(d) Courtesans
Ans: (a) Slavery

Q. Which of the following institutions did not exist during the Sangam Age?
(a) Slavery
(b) Sati
(c) Ritualistic marriage
(d) Courtesans
Ans: (a) Slavery