MO640 - Multiple-choice question
In a PQ-tree, when we are adding a new restriction, which of the following statements is true?a. If a node is partial, then none of its children is full
b. If a node is partial, then none of its children is pertinent
c. If a node has any of its children empty, then it must be an empty node
d. If a node has any of its children full, then it must be a pertinent node
e. None of the above
Original idea by: Priscila Nascimento Biller
Translation help by: Leandro José de Bortoli
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