- please provide correct solutions only- If unsure, please do not answer as this leads to a lot of confusion

Collanc A father pull his daughter on a toboggan on a mazen pond by a rope that makes an angle of 40" with the horizontal, as shown in the dynam. The father mambais a tension of 40 N in the rope and walks at a constant speed. If the combined mass of the girl and the roboguan is 23 Ag, the cement of kinetic friction between the toboggan and the surface of the pond is equal to just a Constant speed my accor /1 mark O a. 0.13 O d. 0.15 O e. 020