consider the following four bonds that pay annual coupons

Bond	Years to maturity	Coupon	YTM
A	1	0%	5%
B	5	6%	7%
C	10	10%	9%
D	20	0%	8%

the percentage change in the price of the bond "A" if its yield to maturity increases from 5% to 6% is closest to :

A. -4%

B.-6%

C.-1%

D.4%