Maya's Inc.'s optimal cash transfer amount, using the Baumol model, is $55,385. The firm's fixed cost per cash transfer of marketable securities to cash is $180. In addition, the total estimated cash costs (transfers and carrying cost) for the firm, based on 16 transactions per year, are $5,760. On what opportunity cost of holding cash was this analysis based?

A.	19.2%
B.	10.4%
C.	6.3%
D.	12.1%
E.	9.6%