When something is described as oblique, it is often perceived as:

When something is described as oblique, it conveys a sense of indirectness or not being straightforward. This term is often used to characterize statements, ideas, or actions that are confusing or ambiguous, lacking clarity in their meaning or intent. When something is oblique, it may lead to multiple interpretations or uncertainty, which aligns perfectly with the choice that suggests a confusing or ambiguous nature.

In contrast, other options imply clarity and directness, which would be contradictory to the essence of being oblique. Therefore, the correct understanding of "oblique" precisely captures its connotation of ambiguity.