Which of the following is responsible for most annual influenza outbreaks?

Name: Which of the following is responsible for most annual influenza outbreaks?
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Question

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Influenza Type A viruses are the primary cause of seasonal influenza outbreaks in humans. They are known for their ability to cause epidemics and pandemics due to their high mutation rate, which often leads to changes in their antigenic properties, making them more capable of evading the immune system.

Which of the Following Is Responsible for Most Annual Influenza