Which sentence uses possessive personal pronouns correctly?

a.
the roof shingle has slipped from it's place.

b.
theirs fabrics will be delivered at noon.

c.
that house with the blue shutters is our's.

d.
is this sweater hers or his?

How does the poem's mood and tone change in each of these stages of “o captain! my captain! ” by walt whitman? (i need an answer asap )

Use morphology and syntax to make grammatical sense of the following sentence (mark all that the ova of all mammals except the monotremes undergo holoblastic segmentation. the -s inflection indicates that monotremes is a plural noun. the suffix -ic indicates that holoblastic is an adjective. the suffix -ation in the word segmentation is a noun-forming suffix denoting a process. the -s inflection indicates that monotremes is a possessive noun.

Ineed quick me on this one and others