In which of the following independent situations would the transaction most likely be characterized as a disguised sale?

Question $4$ options:

Tom contributes appreciated property to the BBC Partnership. Thirty months later, he receives a distribution from th partnership of $$15,000$ cash. None of the other partners received a distribution. There was no agreement that BBC would make the distribution, and Tom would have made the contribution whether or not the partnership made the distribution.

Partner Matt contributes appreciated property to the equally$-$owned four$-$member STSS Partnership in exchange for $25\%$ interest. After $20$ months, the STSS Partnership distributes $$10,000$ to partners Aliza, Nicole and Maura, and $$50,000$ to Matt.

Beth contributes property with a basis of $$20,000$ and a fair market value of $$50,000$ to the LCB Partnership in exchange for a $20\%$ interest therein. The partnership agrees to distribute $$20,000$ to Beth in $15$ months if partnership cash flows from operations exceed $$100,000$ at that time. The partnership does not expect to produce operating cash flows of over $$100,000$ for at least five years.

Partner Bill contributes appreciated property to the PAS Partnership, and three years later PAS distributes $$100,000$ proportionately to the partners.