Level 48: Find mistakes and correct While searching for the wreckage of an unidentified aircraft, the Coast Guard encountered severe squalls at sea.

Explain:

The article “a” or “an” depends on the pronunciation of the first letter of the adjective that modifies the noun. The adjective “unidentified” is first pronounced “/a/”, so use the article “an”.

Edit: a=> an

Translate:

While searching for the wreckage of an unidentified plane, the coast guard suddenly encountered strong winds offshore.