What figure of speech does Wordsworth use in these lines
from his poem?
Lo! where the Moon along the
sky
Sails with her happy destiny;
A. simile
B. metaphor
C. personification
D. hypybole

C. personification

Explanation:

Personification occurs when a thing or abstraction is represented as a person, in literature or art. It is saying the moon has human like, capabilities.

comfortable

explanation:

one type of the adjectives is predicate adjective. a predicate adjective is an adjective which follows a linking verb and modifies or refers back to the main subject of that linking verb.

it usually is used just before the noun it modies.

here in this example:

'penguins seem comfortable in the coolest habitats', comfortable is the predicate adjective which follows the linking verb 'seem' and modifies the noun.