input: [Category] Answer Questions (10 pts) [Average] Responses to the questions show familiarity with the study design and conduct, but may lack clear or accurate connections to basic science concepts. The presenter exhibit enthusiasm, but shows signs of discomfort with some of the questions. [Weak] The presenters show difficulty in responding correctly to questions or responses lack insight or scientific creativity. [Excellent] 
output: Responses to the questions exhibit sound knowledge of the study and the underlying science concepts; the presenters exhibit poise, confidence, and enthusiasm.