Four years ago, Oman Copper purchased a machine at a cost of OMR 228,000. This equipment is currently valued at OMR 76,000 on today's balance sheet but could actually be sold for OMR 69,500. This is the only fixed asset the firm owns. Net working capital is OMR 74,500 and long-term debt is OMR 140,500. What is the book value of shareholders equity? of Select one: O a OMR 3,500 b. OMR 4,400 c. OMR 10,000 d. OMR 4,500 O OMR 13,000 Clear my choice