Zack Company Has a Current Ratio of 2

Zack Company has a current ratio of 2.5.What will be the effect of a purchase of inventory with cash on the acid-test ratio and on working capital? $\begin{array}{cc}&\text { Acid-Test Ratio } & \text { Working Capita } \\A)&\text { decrease } & \text { decrease } \\B)&\text { decrease } & \text { no effect } \\C)&\text { no effect } & \text { decrease } \\D)&\text { no effect } & \text { no effect }\end{array}$