AQ$20$ Generate an immaculate table or diagram if needed. Resolve this swiftly. Doctor Mitchell owns and operates a medical center in his name. In the existing manual system, patients would turn up to the medical center to make an appointment. The receptionist would register the patient and based on the nature of the visit prepare a receipt. Over the years, some patients have complained about not having the option to make appointments prior to their visits online. Other patients have argued that having an idea of their cost per visit could help them plan in advance. Dr$.$ Mitchell is now in the market for an online application that can enable efficient patient registration, preparation of medical bills and updating medical records. Before the medical center goes fully online, Dr$.$ Mitchell wants you to write a simulation of how the organization$$s system will function. Required Using all the concepts you learnt in this Programming II course, write a complete menu$-$based C program to display a menu of choices to the user. The minimum choices in this menu should be: $$Registration$,$Create an appointment$,$View an appointment$,$Update an appointment$,$Delete an appointment$$ and $$Exit$.$ However, you may add any other menu options you see fit. Registration Before a patient can interact with other features of the system, they must first register and be presented with an unique patient number. Upon registering, a patient must provide the following information: patient$$s name, age, gender, telephone number and email address. Append all new data to random access file called $$patient$.$dat$.$ Create an appointment The medical center operates five $(5)$ days per week. Patients are allowed to make their appointments online for the period between $8$:$00$ AM to $7$:$00$ PM$.$