Picking up (7)
(Other definitions for answering that I've seen before include "Acknowledging" , "Replying" , "Picking up receiver" , "Responding" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">picking up</span>' is the definition.<br/ ><span class="explanation-format__explanation">('sense' can be a synonym of 'pick up')</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for sensing that I've seen before include "Ensigns (anag)" , "Having a suspicion" .)