The stockholders' equity section of The Seventies Shop is presented here. THE SEVENTIES SHOP Balance Sheet (partial) (5 in thousands) Stockholders' equity: Preferred stock, $50 par value Common stock, $5 par value Additional paid-in capital Total paid-in capital Retained earnings Treasury stock Total stockholders' equity 0 19,000 87,400 106,400 52,000 (3,500) $154,900 Based on the stockholders' equity section of The Seventies Shop, answer the following questions. Remember that all amounts are presented in thousands. Problem 10-4B Part 1 Required: 1. How many shares of preferred stock have been issued? (Enter your answer in total number of shares, not in thousands.) Number of shares