Given the following list of tasks, organize them into a balanced 5-day work schedule. Group similar tasks together (e.g., deep work in the morning, administrative tasks in the afternoon) to maximize efficiency. Include time blocks for lunch and two short breaks each day. Tasks: 1. Write quarterly report, 2. Answer client emails, 3. Team strategy call, 4. Update spreadsheets, 5. Code review, 6. Brainstorming session, 7. Invoice processing.