单选题 The price of a stock is $44 per share, and the October put with an exercise price of $45 is selling for $3. The intrinsic value of the option is :

A、 $1.00.
B、 $2.00.
C、 $3.00.

【正确答案】 A

【答案解析】The intrinsic value of a put option at expiration will be the greater of ( X - S) or 0. Put Value =max[0, (X-S)], or max [0, (45-44)] =1.