Which organizational structure compares and contrasts two ideas?

The organizational structure that compares and contrasts two ideas is the method typically referred to as "compare and contrast." This approach focuses on examining similarities and differences between the two subjects in question, allowing for a nuanced understanding of how they relate to each other.

In this structure, the writer presents each idea clearly, often organizing the information into sections that highlight either the similarities, the differences, or both. This method is particularly effective in academic writing when evaluating theories, methods, or different viewpoints, as it allows readers to easily recognize key points and assess the arguments presented.

The other organizational methods serve different purposes: cause and effect focuses on the reasoning behind events, sequential order is concerned with timelines and processes, and problem and solution centers on identifying issues and proposing resolutions. These methods do not prioritize the comparative analysis that "compare and contrast" specifically targets.