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

Which of the following definitions best describes 'chemokine (C-C motif) ligand 20 production'?

A. The appearance of macrophage inflammatory protein-1 gamma due to biosynthesis or secretion following a cellular stimulus, resulting in an increase in its intracellular or extracellular levels.
B. The appearance of monocyte chemotactic protein-1 due to biosynthesis or secretion following a cellular stimulus, resulting in an increase in its intracellular or extracellular levels.
C. The appearance of chemokine (C-X-C motif) ligand 1 due to biosynthesis or secretion following a cellular stimulus, resulting in an increase in its intracellular or extracellular levels.
D. The appearance of chemokine (C-C motif) ligand 20 (CCL20) due to biosynthesis or secretion following a cellular stimulus, resulting in an increase in its intracellular or extracellular levels.

Answer: The appearance of chemokine (C-C motif) ligand 20 (CCL20) due to biosynthesis or secretion following a cellular stimulus, resulting in an increase in its intracellular or extracellular levels.