4. Review lines 150-219. What cause-and-effect relationships can you identify in this section? Explain how the ideas and events are related.

Book:Mammoth and monster waves

i believe the answer is a

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.