企业本月月初库存原材料的计划成本为80000元，材料成本差异为借方余额2000元，本月购进原材料的计划成本为120000元，实际成本为195000元。该企业本月材料成本差异率为( )。

A．超支1.5%
B．超支2.5%
C．节约1.5%
D．节约2.5%

When bothered by other animals or humans, some species of homed lizards will posture threateningly and squirt blood from their eyes.

A．menacingly

B．distrustfully

C．fiercely

D．impudently