¡°A secretary or personal assistant is a person whose work consists of supporting management, including executives, using a variety of project management, communication, or organizational skills. These functions may be entirely carried out to assist one other employee or may be for the benefit of more than one. In other situations a secretary is an officer of a society or organization who deals with correspondence, admits new members, and organizes official meetings and events.¡¬
(Wikipedia) (Taken from https://en.wikipedia.org/wiki/Secretary Access in 04/02/2017)
The word that best replaces the underlined expression is:
The alternative that fits the blank (I) best is: 

Um sinônimo para unveiled (2º parágrafo), conforme usado no texto, é
A synonym for ‘rather than’, as used in the text, is
O significado de willfully no texto é
O significado de likelihood (6º parágrafo), conforme empregado no texto, é
The expression “bone-dry” (l. 9) should be understood as