Q: Given a sentence and two mentions from the text (arguments), indicate a phrase (a verb or noun phrase) that describes the relationship between the provided arguments.
Sentence: 'Her previous experiences include serving as President of the ACLU of Oregon and as staff to the Speaker of the Oregon House of Representatives and to the Multnomah County Executive .', Argument/Subject 1: 'executive', Argument/Subject 2: 'president'
A:
serve as