Read the passage from "Barack Obama's First Inaugural Address."

"These are the indicators of crisis, subject to data and statistics. Less measurable, but no less profound, is a sapping of confidence across our land, a nagging fear that America's decline is inevitable, that the next generation must lower its sights."

What is the most likely meaning of the phrase "lower its sights" as it is used in this passage?

A. accept that sometimes progress is not an option
B. settle for something less than originally strived for or hoped for
C. perform jobs that no one else wants to do
D. inherit the mistakes of those who came before