The following data were obtained in a study of an enzyme known to follow michaelis-menten kinetics: v0 substrate added (mmol/min) (mmol/l) 217 0.8 325 2 433 4 488 6 647 1,000 what is the initial velocity if the reaction when the enzyme is the substrate concentration is 8 mm:

a) 217 mmol/min.
b) 325 mmol/min.
c) 518 mmol/min.
d) 647 mmol/min.
e) 976 mmol/min