Which One of the Following Statements Is Correct

Multiple Choice

Which one of the following statements is correct?

A) Increasing the time to maturity may not increase the value of a European put.
B) An increase in time decreases the value of a call option.
C) Exercising an American option is always more valuable than selling the option.
D) Call options tend to be less sensitive to the passage of time than are put options.
E) Vega measures the sensitivity of an option's value to the passage of time.