" But an article is definitely needed.
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Grammar GeekEither "an" or "the." But an article is definitely needed.A fisherman can similarly locate schools of fishes by using a device called an echo-sounder.
Teo A fisherman can similarly locate schools of fishes by using a device called ___ echo-sounder. (A) an (B) the (C) No article is needed.I would not use an article here.
What is the correct answer?