Task: Class Relation Understanding (ontology: Sciences/Biology)

Which of the following classes is one valid superclass of 'regulation of cellular process'?

A. regulation of biological process
B. ADP-ribosyl cyclase/cyclic ADP-ribose hydrolase 1 (human)
C. B-cell lymphoma 6 protein (human)
D. ADP-ribosyl cyclase/cyclic ADP-ribose hydrolase 1 (mouse)

Answer: regulation of biological process