Which underlined phrase is an adjective phrase?

Question

Responses

The kitten on our doorstep was meowing loudly, as if it were hungry.

The kitten on our doorstep was meowing loudly, as if it were hungry.,

The dog ran across the street.

The dog ran across the street .,

The gentle and cautious fireman rescued the kitten.

The gentle and cautious fireman rescued the kitten.,

Lily, our neighbor’s old dog, stopped every few feet to rest.

Answer 1

The gentle and cautious fireman rescued the kitten.