Suppose that Disney spun off all the assets of ABC Radio and that, following the spinoff, Citadel merged with the spun$-$off entity in a pure stock$-$for$-$stock swap $($a $386$B$$

reorganization$).$ Assume that Disney did not extract any cash from ABC Radio prior to

the spin$-$off. What fraction of the combined ABC$$Citadel entity would Disney

shareholders own upon completion of the deal?