The figure given below is a diagrammatic representation of response of organisms to abiotic factors. What do A, B and C represent respectively?
A. a-Regulation, b-Partial regulator, c-Conformer
B. a-Partial regulator, b-Regulator, c-Conformer
C. a-Regulator, b-Conformer, c-Partial regulator
D. a-Conformer, b-Regulator, c-Partial regulator