Boss Ltd owns 60% of shares in Kamel Ltd and has control over Kamel Ltd. Boss Ltd also owns 25% of shares in Fern Ltd and has significant influence over Fern Ltd. Kamel ltd holds 10% of the shares in Fern Ltd which gives gives it significant influence over Fern Ltd. In addition, Kamel owns 51% of the equity in Solar Ltd abd has significant control over Solar Ltd. Finally, Solar owns 5% in Fern ltd. Based on the above information, the ownership of Boss ltd in the associate Fern Ltd is: a) 15% b) 25% c) 40% d) 35%