12 across
Give
evidence,
offering
best
answer,
I
fancy
(4,7)
Give evidence, offering best answer, I fancy (4,7)
hints
0
checks
0
hints
The definition is at the beginning of the clue.
How the clue works
The definition is Give evidence — to bear witness, naturally. "Fancy" is your anagram indicator, and if you jumble up the letters of best answer I, they rearrange neatly into the answer.