QUESTION 4 a) The automation system you build is close to the customer. The current system does not allow customers to make changes after the final order button is pressed. Illustrate with a combination of sketches, blocks, text, work drawings and various other ways to illustrate this situation. However, with the new system, customers are allowed to make adjustments or change orders while the process is in progress. Describe the changes or adjustments that need to be made using a combination of sketches, blocks, text, work drawings and various other ways to illustrate this situation. Arrange a new input panel that suits the customer. State the functions of the PLC ladder diagram application and how it will be used to enable this to be accomplished. Show the complete ladder diagram program for this new system. The minimum capacity of total input and output is 14 (7 inputs and 7 outputs). You can use more than 14 units. With your detail application, the system will be run better. Use the appropriate actuators, sensors and switches. Other general workers will be able to easily use your detail application without problems. Organized your application presentation neat and proper. Note: At each stage of your description, you should state briefly: [ This is because (state the reason) ] [23 marks] b) Specify the number of input and the number of output used in Question Q4 (a) (new system) and provide reasonable reasons and justifications. [2 marks]