Tim / try / best / improve / Spanish pronunciation. A. Tim’ll try his best improving his Spanish pronunciation.
B. Tim’ll try his best to improve on Spanish pronunciation.
C. Tim’ll try his best to improve his Spanish pronunciation.
D. Tim’ll try his best to improving on Spanish pronunciation.

D is the answer

Explanation:

hope that helps??

D: Tim’ll try his best to improve his Spanish pronunciation.

Explanation:

it seems your test or quiz or whatever it is i would most be happy to you so it seem's here it's talking about justice if i could possible make it up but for you quiz or test i just did some research it would most likely be a. and for a couple of reasons. for the points i really needed them : )

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.