The curve given below show enzymatic activity with relation to three conditions (pH, temperature and substrate concentration)

What do the two axises (x and y) represent

Options

A. `{:(,"x-axis","y-axis"),((1),"Enzymatic activity","Temperature"):}`
B. `{:(,"x-axis","y-axis"),((2),"Enzymatic activity","pH"):}`
C. `{:(,"x-axis","y-axis"),((3),"Temperature","Enzyme activity"):}`
D. `{:(,"x-axis","y-axis"),((4),"Substrate concentration","Enzymatic activity"):}`

Answer

C