For an Enzyme-Catalyzed Reaction, the Initial Velocity Was Determined at Two

Multiple Choice

For an enzyme-catalyzed reaction, the initial velocity was determined at two different concentrations of the substrate. Which of the following would be closest to the value of K_m?
[S] (mM)
V_o(mM/min)
1) 0
2) 0
4) 0
2) 8

A) 0.17 mM
B) 5.7 mM
C) 2.7 mM
D) 0.60 mM
E) 1.7 mM