Use the following figure to answer the question. 
Which land-based ecosystem in the figure makes has the highest productivity per square meter?
Definitions:
Intangible Product
A product, service, or offering that cannot be physically touched or seen, but can be purchased and used, such as digital goods or services.
Just-In-Time (JIT) Shipments
A logistics strategy where materials and products are delivered exactly when needed for production or sale, minimizing inventory levels and storage costs.
Moving Assembly Line
An innovation in manufacturing where products are assembled as they move along a conveyor belt, significantly improving efficiency.
Transformation Process
The conversion of inputs into outputs, thus transforming raw materials, labor, and information into products or services.
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