The probability of an event P happening is \(\frac{1}{5}\) and that of event Q is \(\frac{1}{4}\). If the events are independent, what is the probability that neither of them happens?
A. \(\frac{4}{5}\) B. \(\frac{3}{4}\) C. \(\frac{3}{5}\) D. \(\frac{1}{20}\)