A long straddle position corresponds to simultaneously buying both a put option and a call option for the underlying security with the same strike price and the same expiration date. Thus, the buyer of a straddle on a stock is most likely to benefit

(a) if the volatility of the underlying asset's price decreases.

(b) if the volatility of the underlying asset's price increases.

(c) under all conditions because the straddle is guaranteed a risk-free rate of return.

(d) if the price stays roughly the same