Based on the value$-$based management model, what is the horizon value based on the following data? Estimates free cash flows Year $1$: $$10$ Year $2$: $$15$ Year $3$: $$32$ Free cash flow growth rate after year $3$: $5\%$ WACC for the firm: $10\%$ Market value: Non$-$operating assets $($short$-$ and long$-$term$)$: $$30$ Debt $($short$-$ and long$-$term$)$: $$150$ Common equity: number of shares: $5$ Select one: $0..$ a$.6/5\mathrm{.}12$ b$.678\mathrm{.}23.680\mathrm{.}98$ d$.672\mathrm{.}00$