Task: SWRL-based Rule Reasoning (ontology: Earth_Environment/OBOE)

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

A. MicrogramPerLiter(?x)
B. Knot(?x)
C. MicromolePerLiter(?x)
D. Composite Unit(?x)

Answer: Composite Unit(?x)