What is the meaning of a negative beta for a stock?

The stock’s returns are moving in the opposite of the market’sreturns

The stock is highly risky (riskier than average)

The stock has a negative average return

Negative beta is meaningless in the context of investmenttheory

The duration of a 30-year zero-coupon bond is higher when thediscount rate is

higher.

lower.

equal to the risk free rate.

None of these is correct.

The bond's duration is independent of the discount rate.