I’m going to say it’s C ? You didn’t give a table so therefore I can’t say much but I’m making an educated guess let me know if I’m right or not
Based on the information given about the wedge, the option that will increase the mechanical advantage of incisors is D. an increase in the length of the teeth and no change in the thickness at the widest part of the teeth.
A wedge simply means a triangular shaped tool that's used as a simple machine. It is used for the separation of objects.
It should be noted that Incisors (front teeth) act as wedges in the human body and there can be an increase the mechanical advantage of incisors when there's an increase in the length of the teeth and no change in the thickness at the widest part of the teeth.
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