50. Which of the following can be inferred from the passage?
(A) Believing that failures are shameful, people will work harder in order to succeed.
(B) If the downside for failure is high, people will be willing to take more risks.
(C) If a person fails once, he / she will be a failure in the entire life.
(D) A low or almost zero tolerance to failure may prevent many startup activities from success.