The Rate of Disappearance of HI in the Reaction 2 $\rightarrow$

The rate of disappearance of HI in the reaction 2 HI(g) $\rightarrow$ I₂(g) +H₂(g) is shown in the following figure.Estimate the instantaneous rate of this reaction at t =5 s.

A) 0.2 M/s
B) 0.01 M/s
C) 0.02 M/s
D) 0.1 M/s
E) 0.04 M/s