Build an Arabic markerless Augmented reality application using unity

create an Arabic augmented reality application (markerless based with unity and Vuforia library) that displays questions in the form of 3D models to complete the missing letter: 1- After opening the application, the ground is detected and the 3d elements are created, these elements are able to move around it. 2- The user can choose one of the elements, and after choosing one of them, a specific picture (a cat, for example) will appear with its letters except for one letter, and the user can draw this character on the screen. 3- After drawing and press the Send button, the image of the letter will be sent to an external application (C# method for now) and the AR app get the result (true or false with accuracy), or the user can delete what was drawn or return to the main scene. 4- Based on this result, the appropriate message is displayed (if the answer is correct, a success message will be shown, and in the event of a failure it appears please try again) 5- If the answer is correct, then the main view is returned and the item that was answered correctly disappears, and the number of questions that have been answered can be shown in relation to the total number. * Publishing on the stores is not required. ** An explanation session of the main code parts of the project is required