Choice "B" is correct. A property dividend should be recorded in retained earnings at the property's market value at date of declaration.
Choice "a" is incorrect. Date of issuance (payment) is too late-use declaration date.
Choice "c" is incorrect. Book value at date of declaration is used to measure gain or loss.
Choice "d" is incorrect. Book value at date of issuance (payment) is inappropriate - use market value at declaration date.