Task: Class Definition Understanding (ontology: Legal/LKIF_Core_Ontology)

Which of the following definitions best describes 'Efficacy Modification'?

A. When a part of an act or some provisions are suspended in coming to be operative for a period or indefinately
B. Modifies the period of being in force of some norm
C. When the efficacy or a partial efficacy starts before the entry into force of the document
D. Modifies the efficacy period of some norm

Answer: Modifies the efficacy period of some norm