[Solved] Naked strands of RNA not covered by a capsid are A) archaea. B) retroviruses. C) viroids. D) prions. E) viruses. Return: The gain or loss on an investment over a specified period, expressed as a percentage of the investment’s cost. Risk: Uncertainty about loss or injury. Debt Capital: Capital raised through borrowing, typically in the form of loans or bonds, that must be repaid with interest. Marketable Securities: Low-risk securities with short maturities.