Final answer:
Consulting language is the most used and operational professional language among all communicative styles in many professional settings.
Step-by-step explanation:
The most used and operational professional language among all communicative styles depends on the context and situation. However, in many professional settings, consulting language is commonly used.
Consulting language is characterized by its formal, technical, and precise nature, making it suitable for professional interactions. This style of language is often used in business meetings, conferences, presentations, and written reports.
For example, a consultant might use consulting language to present findings and recommendations to clients, using specialized vocabulary and clear, direct communication to convey information effectively.