Read the text and determine if the sentence is true (see options at the end):

Black Hawk said we could live on the horses several days and still travel before they felt it .<br>But by another morning we found the buffalo , and I shot the one whose head is in my box , ready to hang up and scare brats into fits .<br>He 's a fierce old fellow , you bet . '

Sentence: The horses are being used as a mode of transportation.

 * Yes.
 * It's impossible to say.
 * No.
Yes