Wyoming Real Estate Purchased a Building for $600,000 in 2002

Wyoming Real Estate purchased a building for $600,000 in 2002.At the end of 2014, when it had a book value of $450,000, it was appraised for $1,000,000.A potential buyer offered $900,000.Wyoming rejected the offer.What amount should is recorded on Wyoming's records at the end of 2014 in the account called Buildings?

A) $1,000,000
B) $900,000
C) $600,000
D) $450,000