Stanza 3
lying, robed in snowy white
that loosely flew to left and right„
the leaves upon her falling light„
thro' the noises of the night
she floated down to camelot:
and as the boat-head wound along
the willowy hills and fields among,
they heard her singing her last song,
the lady of shalott.

the painting most clearly illustrates which line from stanza three?

lying, robed in snowy white
the leaves upon her falling light„
thro' the noises of the night
they heard her singing her last song