Tina owns 8,400 shares of Sims stock that is currently selling for $64. A European call option on Sims with a strike price of $70 is selling at $6 and has a delta of 0.40. A delta-neutral portfolio was created with put options when the stock price was $64.If the price of the underlying stock has moved to $65, and consequently, the delta of the call option with a strike price of $70 has increased from 0.40 to 0.425. What would be the change in the value of the previously delta-neutral portfolio if no action was taken after the price of stock changed from $64 to $65?

A.Decreased by $350

B.$0 change

C.Decreased by $210

D.Increased by $350