.........................can cause infections in humans through a puncture wound and ultimately enter the central nervous system by releasing a potent toxin known as neurotoxins, thus blocking the release of neurotransmitters and resulting in cramping of muscles, causing loc jaw and other muscle-related spasms.

• A. Bacillus anthracis
• B. Clostridium botulinum
• C. Clostridium tetani
• D. Bacillus subtilis