"Two centuries ago, our Nation's birth was a milestone the long quest for freedom. But the bold and brilliant dream which excited the founders of this Nation still awaits its consummation. I have no new dream to set forth today, but rather urge a
fresh faith in the
old dream."
Judging from the context, "milestone means
A)
the finish line
B)
the starting point
C)
a key and important moment
D)
an incident of debateable significance