Питання 2 з 50

What was the cause of the Great Influenza pandemic in the wake of World War I?

1. A A strain of H1N1 influenza virus
2. B A coronavirus similar to COVID-19
3. C A deadly strain of H5N1 influenza virus
4. D A highly contagious form of Ebola
5. E A variant of the common cold virus

Правильна відповідь: A. A strain of H1N1 influenza virus