Final answer:
The most commonly used type of organizational structure in companies with closely related product lines that are sold in similar markets globally is the Product structure.
Step-by-step explanation:
The most commonly used type of organizational structure in companies with closely related product lines that are sold in similar markets globally is the Product structure.
This type of structure groups employees based on the specific products or product lines they work on. Each product or product line has its own separate division or department, allowing for a focused approach to product development, marketing, and sales.
In a company with a product structure, each division or department may have its own managers and employees that specialize in that particular product or product line. This structure enables efficient coordination and decision-making related to the specific products being sold.