Recession, inflation, and high interest rates are economic events that are best characterized as being

	a. company-specific risk factors that can be diversified away.
	b. among the factors that are responsible for market risk.
	c. risks that are beyond the control of investors and thus should not be considered by security analysts or portfolio managers.
	d. systematic risk factors that can be diversified away.
	e. by both statements described in A and B
	f. none of the above