Question 29 - 32: Consider a margin requirement of 10%. Your instructor has bought 50 shares of WONDERFUL INC. which are currently trading at $10 each. His margin account position is $60. At what price will your instructor face a margin call? (a) There will be a margin call if the price falls below $5. (b) There will be a margin call if the price falls below $9.78. (c) There will be a margin call if the price falls below $10. (d) Your instructor already faces a margin call at $10