The figure above is a regular hexagon with center H, The shaded area is a parallelogram that shares three vertices with the hexagon; its fourth vertex is the center of the hexagon. If the length of one side of the hexagon is 8 centimeters, what is the area of the unshaded region ？（）

A.A

B.B

C.C

D.D

E.E

甲企业因采购商品开出3个月期限的商业汇票一张。该票据的票面价值为40万元，票面年利率为10%。该应付票据到期时，企业应支付的价款为( )万元。

A．40

B．44

C．41

D．41.5