One edition suggests beginning on the open A string, while others begin in third position on the D string.
It may be played on any string, though it is usually done on the D string.
If you sing a D, the D strings vibrate and the C strings don't.
Alternatively, notes on the D string can be performed in quick alternation with notes on the G string.
This sound, which has been compared to that of a clock ticking, was achieved by picking the guitar's D string behind the bridge and the stopbar.
Note that in the above example, the E and E are played on the G string, the D string remaining open.
He then used his left hand to to play the melody on the A and D strings using hammer-ons and pull-offs.
Suppose you're making a D string, and you make it with various different ratios of core size and wrap size.
He tuned the D string and began strumming unplugged.
Lennon's strumming technique includes a riff with a hammer-on pick of the E note on the D string and then an open A string.