What do the pauses in Arsat’s story, which occur when he speaks of Diamelen, indicate about Arsat’s emotional state?

He is worried and grieving.

He is disappointed with his brother.

He feels a sense of loss for leaving his people.

He feels triumph at having gotten away.

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.