Lillian is XT Corp Ltd's marketing executive. She enters into a $10,000 contract for Fast Printing Pty Ltd for printing of XT Corp's advertising banners for an upcoming industry expo. The contract was not explicitly approved by XT Corp's managing director, Xavier, who wants to go with another supplier. Which of the following is the most probable? Group of answer choices XT Corp is liable for the contract with Fast Printing. Xavier is personally liable for the contract with Fast Printing is he decides to make another contract with an alternative supplier. Lillian is personally liable for the contract with Fast Printing. The contract with Fast Printing is not valid because the board of directors have not approved it.