( E ) All Arogs are Dramps and some Arogs may not be Crups.
(D) is Correct!!
Hint
Solution
Origin/Difficulty
2007 AMC 10B, #05/ Medium -49.94% of answering students correctly answered the question
Classifications
NCTM Standard: Data Analysis and Probability -- Develop and evaluate inferences and predictions that are based on data. Mathworld.com Classification: Foundations of Mathematics > Logic > General Logic