The Quest for 700: Weekly GMAT Challenge

Each week Manhattan GMAT posts a GMAT question on our blog and follows up with the answer the next day. Are you up for the challenge?

The sequence S_n is such that, for every n where n > 1, S_n = (S_n-1 – 1)². If S₅ = 100, what is S₃?

(A) 10
(B) 11
(C)√11
(D)√11 + 1
(E) √101