dutch elm disease is caused by the ____________ ophiostoma ulmi. fungus virus bacterium protozoon

dutch elm disease is caused by the ____________ ophiostoma ulmi. fungus virus bacterium protozoon
Answer
Brief Explanations:
Dutch elm disease is a well - known plant disease caused by the fungus Ophiostoma ulmi. Fungi are a distinct group of organisms that can cause various plant diseases.
Answer:
A. fungus