RPD Review Questions
Correct. As a general rule, if there are not three contiguous incisors present, the remaining incisor should be plated.
Incorrect. See #1 above.
Incorrect. A horse-shoe major connector is related to the presence of a torus or to gagging. It has nothing to do with the presence or absence of three contiguous incisors.
Incorrect. Although #1 is correct, #3 is incorrect. Thus, #4 is incorrect.