Imagine you enter today into a financial contract that is self-financing. Which of the following statements below is correct? Select one or more: a. You will pay a premium as the current price of the portfolio is not zero b. You will not pay a premium as the probabilities of making a profit or loss are equal C. You will pay the premium at the maturity of the contract, instead of now d. The premium you have to pay in order to enter the contract is fixed and equal to zero