Need help with question 1-3 please

Bruno's stock is currently selling for $27.80 a share but is expected to increase to either $28 or $34 a share over the next year. The risk-free rate is 4 percent. What is the current value of a 1-year call option with an exercise price of $30? A. $.58 B. $1.26 C. $.94 D. $.89 E. $1.32 A stock is currently priced at $52.50 a share. One year from now, the stock price is expected to be either $54 or $60 a share. The risk-free rate of return is 4 percent. What is the value of a 1-year call option with an exercise price of $55? A. $.39 B. $.41 C. $.45 D. $.48 E. $.51 You purchased two WXO 30 call option contracts at a quoted price of $.35. What is your net gain or loss on this investment if the price of WXO is $33.70 on the option expiration date? A. -S810 B. -S405 C. $670 D. $540 E. $335 The delta of a call option measures A. N(42) in Black Scholes B. The movement of the stock price C. The movement of the option price D. The movement of the option price relative to the stock price