'Writing' is related to 'Pen' in the same way as ___?
'Singing' related to 'Music'
'Stitching' is related to 'Needle'
'Dancing ' is related to 'Exercise'
'Carpenter' is related to 'Tools'
'Paper' is related to 'Book'
A pen is used to write something. Similarly, stitching is done by a needle.