Which of the following sentences contains a metaphor?

A) Listening to others is an important part of effective communication.
B) Television shows come in many different varieties.
C) The beach is a great place to make friends.
D) Cactuses are the trees of the desert.
E) Nitrogen is the largest component of the Earth's atmosphere.

Metaphor

A figure of speech in which a term or phrase is applied to something to which it is not literally applicable in order to suggest a resemblance.

Cactuses

The plural form of cactus, referring to spiny plants that are native to arid environments.

Desert

A barren area of landscape where little precipitation occurs and consequently living conditions are hostile for plant and animal life.