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

Which of the following definitions best describes 'regulation of nucleocytoplasmic transport'?

A. Any process that modulates the frequency, rate or extent of the directed movement of lipids within cells.
B. Any process that modulates the frequency, rate or extent of the directed movement of substances between the nucleus and the cytoplasm.
C. Any process that activates or increases the frequency, rate or extent of the directed movement of substances between the nucleus and the cytoplasm.
D. Any process that modulates the frequency, rate or extent of the directed movement of RNA from the nucleus to the cytoplasm.

Answer: Any process that modulates the frequency, rate or extent of the directed movement of substances between the nucleus and the cytoplasm.