Which of the following is correct ability implied volatility for equity options in ordinary market conditions? a. None of these options is correct b. Implied volatility decreases with strike price. ceteris paribus c. Whether implied volatility increases or decreases with strike depends on whether the option is a put or a call d. Two or more of these options is correct e. Implied volatility increses with strike price, ceteris paribus 0 f. Implied volatility does not change with strike price