Question 8 (3 points) Consider a market model with two base assets: one risk-free bond and one risky stock. Identify which of the following models are incomplete (that is, not every security can be replicated as a portfolio strategy with the two base assets). Log-normal model Single-period trinomial model O At least two models mentioned are incomplete. O Multi-period binomial tree model All models mentioned here are complete. Question 8 (3 points) Consider a market model with two base assets: one risk-free bond and one risky stock. Identify which of the following models are incomplete (that is, not every security can be replicated as a portfolio strategy with the two base assets). Log-normal model Single-period trinomial model O At least two models mentioned are incomplete. O Multi-period binomial tree model All models mentioned here are complete