Which sentence is the exposition og the passage? A. They both worked hard, and on tryout day, they did their best.
O B. Tia was happy for her friend and vowed to work harder and make
the team next year.
C. Tia and Lin had been best friends since kindergarten.
D. When the team roster came out, Lin was excited to see that she
had made the team

the answer is A=Tia  and Lin had been best friends since kindergarten

Explanation:

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.