Which of the following sentences contains a nonrestrictive phrase?

tts Icon

When he surrendered, Chief Joseph made an emotional speech.
tts Icon

Chief Joseph spoke upon his surrender.
tts Icon

Chief Joseph was leader of the Nez Perce, and he made a speech upon surrendering.
tts Icon

Chief Joseph, leader of the Nez Perce, spoke upon his surrender.
tts Icon

1 answer

The sentence that contains a nonrestrictive phrase is:

Chief Joseph, leader of the Nez Perce, spoke upon his surrender.

The phrase "leader of the Nez Perce" provides additional information about Chief Joseph but is not essential to understand who he is, making it a nonrestrictive phrase.