Question

In which sentence is the underlined phrase an adjective clause?

-A male platypus can eject venom when another animal disturbs it.
-The platypus, which is a mammal, has a bill like a duck and feet like an otter.
-When explorers first sketched the platypus, scientists thought the sketches were a hoax.

Answer 1

The platypus, which is a mammal, has a bill like a duck and feet like an otter.

Step-by-step explanation:

The underlined phrase is an adjective clause that describes the noun platypus.

Answer 2

The correct answer i guess is which is a mammal because it is an appositive phrase that is used as an adjectival clause.