What is the question to this?
Answer:
Why do we drive on parkways and park on driveways?
One thing interesting about the setting in the short story "Through the Tunnel" is that author Doris Lessing carefully uses word choices to show the striking contrast between the beach and the enticing rocky bay, and the contrast helps set the mood of the story and develop the major theme.
<u>Answer:</u>
Eradicating smallpox was successful because of many reasons.
<u>Explanation:</u>
Smallpox was regularly found in an area or we can say it was prevalent in some places. So, mortality rates were high. It was caused by variola virus and affected mainly humans. So, it was essential that such vaccine is developed which can successfully immune people from this disease.
Smallpox vaccine then started spreading across "Europe and North America" and then gradually it spread all over the world and successfully eradicated smallpox by 1980. Other diseases that have been controlled by vaccines are “diphtheria, bacterial influenza, measles, mumps, rubella, and tetanus”.