Jonathan discovered a year ago some interesting patterns on the stock price of his three favourite companies. Over this period, he has been able to benefit from it by buying the stocks every 3 Mondays and selling the next day, as he has identified that this sector of the economy increases at the beginning of every 3 weeks. Based on this information, which of the following is correct?

I. The weak form of efficiency is being violated.

II. The semi-strong form of efficiency is being violated.

III. The strong form of efficiency is being violated.

a) Only I is correct.

b) Only I and II are correct.

c) Only II is correct.

d) Only II and III are correct.

e) None of the above.