The Following Information Is Available for an S Corporation X Buys Y's One-Third of the Shares for $100,000

The following information is available for an S corporation: $\begin{array} { l }&\text { Basis }&FMV\\\text { Cash }&\$120,000&\$120,000\\\text { Equipment }&160,000&160,00\\\text { Equity accounts }&\$180,000&\$300,000\end{array}$
X buys Y's one-third of the shares for $100,000.Y's basis is $60,000, and she recognizes $40,000 gain.What is X's share of the inside basis in the corporation's net assets?

A) $60,000
B) $140,000
C) $100,000
D) $160,000