A sample of four portfolios is given below, with an even split between allocations 1...

Risk hierarchy in CSC: Common shares (highest risk), Preferred shares, Debentures, Bonds, T-bills (lowest risk) .

Portfolio analysis:

A (Preferred + Common) → Medium-high risk.

B (T-bills + Debentures) → Low-medium risk.

C (Debentures + Common) → Contains common shares (high risk) plus debentures (credit risk), making it highest overall risk.

D (T-bills + Preferred) → Low risk.

Therefore, Portfolio C carries the greatest amount of risk.