1. Mrs. Hall is puzzled by the stranger because she
A has heard gossip about his true
identity
B never sees him leave his room at
the inn
C feels as though she has seen him
somewhere before
D cannot figure out how he is
entering and leaving the inn

on my last

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.

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(4) "oh, i've got better plans than that," laughed kerry. "i've got four firecrackers and two model rockets. care to join me in the backyard? "

this is the correct answer because of one simple word. "backyard"