A Local Partnership Has Assets of Cash of $5,000 and a Building

A local partnership has assets of cash of $5,000 and a building recorded at $80,000. All liabilities have been paid. The partners' capital accounts are as follows Harry $40,000, Landers $30,000 and Waters 15,000. The partners share profits and losses 4:4:2.
If the building is sold for $50,000, how much cash will Waters receive in the final settlement?

A) $5,000.
B) $9,000.
C) $18,000.
D) $28,000.
E) $55,000.