Select the option that can be used as a one-word substitute for the given group of words/phrase.

A group of ships

fleet

The option that can be used as a one-word substitute for the given group of words/phrase "a group of ships" is fleet.

• Fleet is a group of ships, especially warships, operating together as a unit.
• Colony is a group of people living in a new territory, especially one that is not their native country.
• Swarm is a large group of insects or other small animals moving together.
• Squad is a small group of soldiers or other military personnel who are organized together for a specific purpose.

The word fleet is the most appropriate because it specifically refers to a group of ships, especially warships. The other words do not have the same connotation of being a group of vessels that are operating together.