The correct option is (A) acetylcholine.
Botulinum toxin is a neurotoxin. It is used in the treatment of several musculoskeletal disorders. It is also used in the treatment of pain. Myofascial syndrome, headaches, arthritis, and neuropathic pain are some of the pains treated by botulinum toxin.
Botulism is a disease which affects the body’ nerves. It is caused by a toxin produced by Clostridium botulinum. Food or wound contamination can cause botulism.
Common forms of botulism are food borne botulism, wound botulism and infant botulism. Botulism affects muscle control throughout the body. Difficulty in breathing can be one of the first symptoms. Other symptoms include difficulty in breathing and trouble in swallowing.
Learn more about botulism here: https://brainly.com/question/15602785
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