Please help with the free body diagrams (#2-4)

2. Draw a free body diagram of an individual performing calf raises, rising onto the balls of their feet and then lowering their heels. 3. Draw a free body diagram of an individual performing overhead triceps extensions with a 5kg dumbbell. 4. Draw a free body diagram of the scenario described below using the provided. A gym-goer is holding a dumbbell statically while he snaps a quick selfie in the mirror. Here is what you know: . Elbow flexion angle = 90 . Distance from the elbow joint center to the external resistance = 40cm . Moment arm of the biceps = 2cm . External resistance = 20kg The torque generated at the elbow due to the force of the biceps = 78.48Nm