In February of the current year, Abe and Bart exchange investment realty in a 1031 like-kind exchange. Abe bought his real estate in 2001 while Bart purchased his in 2004. In addition to the realty, Bart receives Acres, Inc. stock worth $15,000 from Abe. Abe's realized gain is $45,000. On what date does the holding period for Barts realty received from Abe begin? When does the holding period for the stock he receives begin?

2001, current year.

2001, 2001.

2004, 2004.

2004, current year.

None of the above.