The force F={-6i+3j+14k}N is applied to the block shown in Figure 1. Determine the moment of the force F about the diagonal OD of the rectangular block. Express your answers in newton-meters.

A. Find the magnitude of the force F
B. Calculate the direction of the force F
C. Determine the moment of the force F about a different axis
D. Convert the moment of the force F to foot-pounds