Read this excerpt from Susan Butcher and the Iditarod Trail. At last doctors from the hospital in Anchorage, Alaska, almost one thousand miles southeast, answered. They found 300,000 units of the serum among their supplies. It was, however, the middle of winter in the frigid North. How should they ship the serum?

Which prediction is best supported by this detail from the text?

A) Shipping serum from Anchorage to Nome in the wintertime will be complicated and difficult.
B) Three hundred thousand units of the serum will not be enough to vaccinate the population of Nome.
C) The doctors from the hospital in Anchorage will not ship the serum until summertime.
D) The disease will spread from Nome to Anchorage before the serum is able to be shipped.