Which description best fits 'ornate'?

The description that best fits 'ornate' is elaborately decorated. The term 'ornate' refers to something that is marked by elaborate or ostentatious detail; it conveys a sense of richness and complexity in design, often featuring intricate patterns, decorations, or embellishments. This can apply to various contexts, such as architecture, art, or even writing styles where excess detail and decorative elements are emphasized.

In contrast, the other descriptions do not capture the essence of 'ornate.' For instance, referring to something as simple and basic implies a lack of complexity or embellishment, which directly opposes the lush detail associated with 'ornate.' Similarly, poorly designed indicates a deficiency in quality or aesthetics, and quick and efficient suggests a focus on speed and practicality rather than decorative richness. Therefore, 'elaborately decorated' precisely encapsulates the essence of 'ornate.'