Fight Finance

(a) As time elapses, call option prices always fall.

(b) As time elapses, put option prices always fall.

(c) The long future always has a zero Gamma.

(d) The more in-the-money the long call option is, the higher (more positive) is its Delta.

(e) The more in-the-money the long put option is, the lower (more negative) is its Delta.