Investors Can Use Publicly Available Financial Date to Determine Which

Investors can use publicly available financial date to determine which of the following?
I.the shape of the yield curve
II.future short-term rates
III.the direction the S&P/TSX composite index is heading
IV.the actions to be taken by the Bank of Canada

A) I and II
B) I and III
C) I,II,and III
D) I,III,and IV
E) I,II,III,and IV