Consider the following graph showing an indifference curve on the plane representing combinations of consumption at time 1.9, and consumption at time 2. C bundle x bundle b Let MRS be the Marginal Rate of Substitution. Which of the following statements is correct? Select one: O a. The MRS at bundle x is equal to the MRS at bundle b. O b. The MRS at bundle x is smaller than the MRS at bundle b. O c. None of the other statements is correct. O d. The MRS at bundle x is greater than the MRS at bundle b