What can a reader infer from the information in the exce
Read this excerpt from Susan Butcher and the Iditarod Trail.
At the hospital in Anchorage on January 27, doctors carefully
packed the vials of serum. They wrapped them in several
layers of quilting and then canvas to protect them against
breakage and cold. They included written instructions on
how to warm the serum along the route. This compact,
twenty-pound package could make the difference between
life and death for children one thousand miles away.
The mushers would not be able to care for the seru
The serum had to be kept warm or it would not wo
properly.
The serum would not be damaged by cold temper
The package of serum would take up a lot of room
sleds.