Read the excerpt from act iv of hamlet.
how does gertrude’s reaction advance the plot of the play?
by introducing her maternal kindness toward ophelia
by resolving readers’ concerns about ophelia’s madness
by reaching a height of conflict as gertrude decides to punish ophelia
by suggesting that ophelia’s madness is a sign of greater troubles

a good summary is that there was a girl living in ny named nolan and was poor and the lack of waters proves here strenthghs in the times of hardships

as for symbolic actions, the narrator's tearing down the wallpaper in an attempt to find the "woman" in the wallpaper represents her struggle to retain or regain her sanity.   the wallpaper has been part of her confinement and by her tearing it down, she is freeing herself from that confinement.