As one chooses (2,4)
I believe the answer is:
at will
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">as one chooses</span>' is the definition.<br/ ><span class="explanation-format__explanation">(synonyms)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for at will that I've seen before include "whenever you want" , "Whenever one wishes" , "Freely" , "As one chooses" , "Whenever one pleases, say fire rifle" .)