The common shares of Twitter, Inc. (TWTR) recently traded on the NYSE for $21.10 per share. You have employee stock options to purchase 1,000 TWTR shares for $19.9 per share. The options expire in three years. Assume that the annualized volatility of TWTR stock is 88.0 percent and that the interest rate is 2.3 percent. (Assume the options are European options that may only be exercised at the maturity date.) a. Is this option a call or a put? Call Put b. Using an option pricing calculator such as the one at erieri.com/blackscholes, estimate the value of your TWTR options. (Round your answer to nearest whole number.) Answer is complete but not entirely correct. Value of your TWTR options $ 19