A pharmacy system includes a process to check-pre approval: 1. The process receives the medicine. 2. The system checks if the medicine needs pre-approval. 3. If the medicine needs approval, the system will send pre-approval form to insurance company and send a pre-approval message to the doctor that a pre-approval form was sent. 4. If the medicine does not need pre-approval, the system will check if the medicine available 5. If the medicine is available, the system will send an approval message to the pharmacy. 6. If the medicine is not available, the system will send unavailable message to the pharmacy. Create the following to help describe the above process: 1. Structured English Process Description 2. Modular Design 3. Decision Tree/table