Diphtheria vaccinations saved many lives in the early 1900s.
Answer: Option D
<u>Explanation:</u>
Susan Butcher and the Iditarod Trail is a book written by Ellen M Dolan which is based on a real life story. Every year in United states, a dog sled race takes place and the book describes how the women won the race for 3 years straight.
The book describes her courage and willingness to do what she decides to do. It was the year 1925 when the severe diphtheria disease took hold of people’s life. Later, with the help of Diphtheria vaccinations many lives was saved in the early 1900s.
