Simon Believed That He Might Want to Buy Certain Shares

Simon believed that he might want to buy certain shares from Melinda in the near future. On June 1st, he therefore paid her $1000 in exchange for an option to purchase 5000 shares in Acme Inc at $10 each on or before October 1st. Which of the following statements is TRUE?

A) If the market value of the shares immediately dropped to $5 each and stayed there throughout the option period, Simon would be obligated to buy 5000 shares from Melinda at double their actual value.
B) Simon will be entitled to enforce the option only if Melinda cannot find any other potential buyers.
C) If the market value of the shares immediately increased to $20 each and stayed there throughout the option period, Melinda might be obligated to sell 5000 shares to Simon at half of their market value.
D) The option would create enforceable obligations only if and when Simon agreed to buy the shares.
E) If the market value of the shares immediately increased to $20 each, Melinda could revoke her offer to sell the shares any time before Simon accepted it.