having hard time with these two, need help wirh explnation

Which of the following statements is false? a. Volatility and Time are not linearly related b. Volatility and Time are related by the square root of Time c. Volatility is usually stated in annualized terms d. none of the above e. all of the above 4. Which of the following statements about volatility is false? a. historical volatility refers to volatility which has actually already taken place b. implied volatility is used as an input to options pricing models c. implied volatility can also be an output derived from an observed options price d. implied volatility is sometimes referred to as realized volatility e. none of the above f. all of the above