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

Which of the following definitions best describes 'Existence Date'?

A. The date when the competent authorities finalise the document by affixing their signatures to it (e.g. promulgation by the president, signature by the queen etc.) This is the date shown on the document itself: it is an objective element and clearly identifyable.
B. The date when a modification is applied to the destination legislative document. The date can be instantaneous, in the future or in the past. Normally this date coincides with the date of efficacy of the text in which the modification takes place.
C. The date when the formal act by which a legislative body freezes the document into its final form, it is the time when the document can be said to have begun its existence.
D. The date when the normative document is published in the official journal designated as the source for making all such documents public and legal.

Answer: The date when the formal act by which a legislative body freezes the document into its final form, it is the time when the document can be said to have begun its existence.