Final answer:
Specific rubrics focus on only one criterion, providing detailed feedback and guidance for improvement in one particular performance aspect.
Step-by-step explanation:
The correct answer to which statement is true about specific rubrics is C. They use only one criterion. Specific rubrics are tailored to one particular assignment or task, focusing on a single aspect or criterion of performance. This is in contrast to holistic or general rubrics, which can address multiple criteria and be applicable to various tasks. Specific rubrics provide detailed feedback on that one aspect, guiding students on how to improve in that particular area. It's important for students to understand the criteria and use the rubrics to enhance their work, as it can provide objective evidence of their skills and guide their drafting and revision process.