P1 contributed securities worth $50,000 that he purchased six months ago for $35,000 in ABC Partnership in exchange for a 50 percent profits and capital interest. Determine ABC's inside basis and holding period in the securities immediately after the contribution. P1 contributed securities worth $50,000 that he purchased six months ago for $35,000 in ABC Partnership in exchange for a 50 percent profits and capital interest. Determine ABC's inside basis and holding period in the securities immediately after the contribution. $35,000 inside basis, short-term holding period $50,000 inside basis, long-term holding period $35,000 inside basis, long-term holding period $50,000 inside basis, short-term holding period.