The legislator neither provides indications in this regard nor specifies whether, in order to ascertain the wishes of the beneficiary, the
administrator must base himself exclusively on actually having heard
these wishes or rather – as in cases where the beneficiary is no longer
capable of any communication as a result of his infirmity – even by a
mere examination of documents and written statements, of evidence
given by those who knew him or spent time with him and, naturally, any
previous personal acquaintance