State three causes of action (ie, legal issues) which Mr and Mrs Amadio used in challenging the mortgage they had signed? 2 In reversing the decision of the trial judge, what three findings did the appeal court come to after its examination of the facts? 3 Answer the following from the judgment of Justice Gibbs  In what circumstances would a bank be required to inform a potential guarantor about the state of the account of the customer which is to be guaranteed; and  what were the facts in this case which persuaded Justice Gibbs that the bank should have made such a disclosure?  What was the ratio for Justice Gibbs’s decision of the case in favour of Mr and Mrs Amadio (i.e., on the basis of what legal issue or issues did the judge decide the case)? 4 Answer the following from the judgment of Justice Mason (who decided the case on different grounds):  What was the ratio for his decision?  How was it different from the ratio adopted by Justice Gibbs?  What were the facts about the positions of the bank on the one hand and of Mr and Mrs Amadio on the other hand which Justice Mason identified as satisfying the legal tests in the ratio for his decision?