Question

complete the sentence with the correct plural. gulf are created by tectonic plate movements that cause a portion of the ocean to penetrate land.

Explanation:

The sentence requires the plural form of "Gulf". In English, nouns ending with -f or -fe usually change the -f/-fe to -ves in the plural. However, "Gulf" is an exception. The plural of "Gulf" is formed by simply adding -s.

Answer:

Gulfs