[George] asked another question. "How long does it take?" . . . . "Four years is just the undergraduate part," she replied. "Medical or dental school is another four-year program, plus additional years of study after that."

"That’s an awfully long time," Rameck said, sitting down with defeat on his face.

Which of the story’s central ideas do the details in this passage best support?

A. Achieving success takes hard work and determination.
B. Strong friendships can help one become successful in life.
C. Opportunities should never be wasted.
D. One good decision can change the rest of a person’s life.