Clampett, Inc. has been an S corporation since its inception. On July 15, 2011, Clampett, Inc. distributed $50,000 to J.D. His basis in his Clampett, Inc. stock on January 1, 2011, was $30,000. For 2011, J.D. was allocated $10,000 of ordinary income from Clampett, Inc. and no separately stated items. What is J.D.'s basis in his Clampett, Inc. stock after all transactions in 2011?
A. $30,000
B. $0
C. $20,000
D. $40,000