A stock was purchased for $45 a share and sold ten months later for $47.5 a share. If the shares were purchased totally with cash the holding period return would be percent as compared to percent if the purchase was made using 70% margin. Ignore frading costs and margin interest. a. 5.88;6.69 b. 5.56;3.89 c. 5.88;8.40 d. 5.56;7.94 e. 5.88;4.12