What type of structure is shown in this figure? 
Definitions:
Arc
A curve with a continuous part of a circle or other curved line.
Quality Of Writing
The degree to which written content achieves excellence in aspects such as clarity, coherence, accuracy, and engagement for its intended audience.
Under Developed Thesis
A thesis statement that lacks sufficient detail, depth, or specificity required to guide the structure and argument of an essay or research paper.
Interactive Combination
A process where elements interact or combine in ways that influence or affect each other, leading to a new or enhanced result.
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