It has been widely stated that people should 'pull themselves up by their bootstraps.' What does this statement mean? Consider concepts like meritocracy, classism, and institutionalization. Which of the following options best describes the meaning of the statement?

A) People should rely on their own efforts and resources to improve their situation.
B) People should depend on others to help them overcome challenges.
C) People should be judged solely based on their social class.
D) People should rely on institutional support to succeed.