Task: Class Relation Understanding (ontology: Food_Agriculture/PlantOntology)

Which of the following classes is one valid superclass of 'vascular shoot axis meristematic apical cell'?

A. cell death stage of secondary xylem
B. gametophore meristematic apical cell
C. branch procambium
D. shoot axis meristematic apical cell

Answer: shoot axis meristematic apical cell