Name and briefly explain the steps in object-oriented design. In a software development project, the designers provided a detailed design for a loan class as shown below. i) Explain the elements of the three blocks shown in the class ii) What is the meaning of the signs on the elements? iii) Supposed you were to construct a software to obtain a loan, which of the operations would be called? iv) Based this class, write codes to display loan date, monthly payment, and total payment