Following is a table for the present value of $1 at compound interest:

Year	6%	10%	12%
1	0.943	0.909	0.893
2	0.890	0.826	0.797
3	0.840	0.751	0.712
4	0.792	0.683	0.636
5	0.747	0.621	0.567

Following is a table for the present value of an annuity of $1 at compound interest:

Year	6%	10%	12%
1	0.943	0.909	0.893
2	1.833	1.736	1.690
3	2.673	2.487	2.402
4	3.465	3.170	3.037
5	4.212	3.791	3.605

Using the tables provided, the present value of $6,000 to be received at the end of each of the next 4 years, assuming an earnings rate of 10%, is

a. $25,272

b. $19,020

c. $20,790

d. $14,412