Which complex sentence is correct?

A.While noticing the green poking up between
buildings, she runs around doing other things.

B. Noticing the green poking up between
buildings, on sides of roads, in front of the
poorest homes

C.Pots of green lined on rickety front porches
while hanging baskets of green on light posts

D. Green grasses and plants alongside the river,
are what seem to keep everything else going.