Read this excerpt from Susan Butcher and the Iditarod Trail.
Which prediction is best supported by a detail in the
excerpt?
But the only really effective way to stop an epidemic from
spreading through the entire town was to vaccinate people
against it. The doctor had a small amount of vaccine, or
serum, but it was five years old possibly useless-and
would not go far. He must find more.
The townspeople will not agree to be vaccinated.
The doctor will invent a serum to fight the disease.
The disease will surprise everyone by not spreading
The doctor will look for ways to obtain more serum.