Island of the Blue Dolphins literature Why does Karana's sister draw a blue line across her face before she gets on the ship? A. to show she is the chief's daughter B. because it will protect her from evil spirits C. because she is vain D. to show she is unmarried Asked by aubreanna m #506825 on 3/2/2016 1:50 AM Last updated by Aslan on 3/2/2016 2:01 AM