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

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

A. oxidoreductase activity, acting on phosphorus or arsenic in donors(?x)
B. selenate reductase activity(?x)
C. deacylase activity(?x)
D. oxidoreductase activity(?x)

Answer: oxidoreductase activity(?x)