(Solved): 5. The image shows a free-body diagram of a student pulling a backpack. Complete the free-body diag ...

5. The image shows a free-body diagram of a student pulling a backpack. Complete the free-body diagram. Which of the following correctly completes the free-body diagram by listing the labels left to right, in order from \( 1-4 \) ? A. \( F_{\mathrm{CB}} ; F_{\mathrm{BC}} \) ileft-down arrow, right-up arrow B. \( F_{\mathrm{BC}} ; F_{\mathrm{CB}} \); right-up arrow, left-down arrow C. \( F_{\mathrm{CB}} ; F_{\mathrm{BC}} ; \) right-up arrow, left-down arrow (D) \( F_{\mathrm{BC}} ; F_{\mathrm{CB}} \); left-down arrow, right-up arrow