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

Suppose an individual ?x satisfies: [cytochrome c]-lysine N-methyltransferase activity(?x). Which conclusion is one valid inferred conclusion?

A. diphthine methyl ester synthase activity(?x)
B. protein-lysine N-methyltransferase activity(?x)
C. histone H4K20 methyltransferase activity(?x)
D. protein-glutamine N-methyltransferase activity(?x)

Answer: protein-lysine N-methyltransferase activity(?x)