National Trucking has paid an annual dividend of $1.00 per share on its common stock for the past fifteen years and is expected to continue paying a dollar a share long into the future. Given this, one share of the firm's stock is:

A. basically worthless as it offers no growth potential.

B. equal in value to the present value of $1 paid one year from today

C. priced the same as a $1 perpetuity

D. worth $1 a share in the current market.