Task: SWRL-based Rule Reasoning (ontology: Sciences/Biology)

Suppose an individual ?x satisfies: monocarboxylic acid(?x). Which conclusion is one valid inferred conclusion?

A. ketone(?x)
B. oxo carboxylic acid(?x)
C. carboxylic acid(?x)
D. dicarboxylic acid(?x)

Answer: carboxylic acid(?x)