Answer:
<h2>B. protecting settlers as they moved westward </h2>
Explanation:
The Buffalo Soldiers' main duty was to support the nation's westward expansion by protecting settlers, building roads and other infrastructure, and guarding the U.S. mail.
BRAINLIEST PLEASE
The right answer for the question that is being asked and shown above is that: "C. confident" Macbeth's reaction to the first three apparitions who foreshadow his future can BEST be described as <span>confident.</span>