Microbiology Which of the following is true regarding influenza – A It is caused by an enveloped DNA virus B Laboratory studies may show neutropenia early in the course of disease C Primary infectious pneumonia is less common than secondary bacterial pneumonia D Antiviral agents given early prevents complication 💡 Explanation Which of the following is true regarding influenza - ✓ Correct Answer: C. Primary infectious pneumonia is less common than secondary bacterial pneumonia