Gritty Descending as a Mermaid

During a 10-second time interval, Gritty (who is dressed as a mermaid) descends from a height of 45 m to 20 m above the ice at a constant 2.50 m/s. Sketch the FBD for Gritty when he is 30 m above the ice if we know Gritty to have a mass of 110 kg).