Introduced (8)
'introduced' is the definition.
(presenting is a kind of introducing)
This is the entire clue.
(Other definitions for presented that I've seen before include "Make a gift to" , "Given" , "Put on the stage or introduced" , "delivered pitch?" , "Made a gift to" .)
(Other definitions for ushered that I've seen before include "Conducted" , "Showed people to seats as in cinemas or theatre" , "Showed to a seat" , "Led" , "Escorted" .)
'introduced' is the definition.
('insert' can be a synonym of 'introduce')
This is all the clue.
(Other definitions for inserted that I've seen before include "Put in" , "Introduced" , "taken out? The opposite" .)