PLEASE PROVIDE NUMERIC EXAMPLES, GRAPHS, ETC.

Using good discernment and supported by graphs, numerical examples and theoretical concepts, make an analysis of the following statements:

a) The fundamental notion of present value says that any weight that is charged in the future, today is worth less, because its immediate availability has a cost.

b) Alternative valuation of shares through Price Earning is also affected by inflation rate, risk and growth.

c) If the growth rate is highly variable, the dividend valuation model is inconsistent.

d) It is possible to design a portfolio (portfolio) with variance equal to zero? What would be the requirements?

e) Would you accept a return less than the Risk-Free Rate for investing in a negative Beta stock?