10. On January 1, 2022, Marietta Company granted stock appreciation rights (SARS) to the president, which permitted her to receive cash for the difference between the quoted market price per share and $50 for 4,000 shares of the company's stock on the exercise date. The service period is 3 years (ends on December 31, 2024), and the rights must be exercised by December 31, 2025. Using an options pricing model, the estimated fair values per share of the SARS were as follows: December 31, 2022 December 31, 2023 December 31, 2024 December 31, 2025 15 20 19 23 What is the compensation expense related to the SARS for the year ending December 31, 2022? a. $66,666 b. $60,000 c. $20,000 d. $6,666