Before the National Opera performs before a live audience, it practices for up to six months. The rigorous practice by the singers, the chorus, and the orchestra, both individually and as a cohesive unit, ensures there are as few mistakes as possible.
Which of the following inferences is best supported by the statements made above?
A. If the singers, the chorus, and the orchestra practice relentlessly, both individually and as a cohesive unit, for six full months, they perform flawlessly.
B. If it fails to prepare adequately, the National Opera is likely to make more mistakes.
C. If the National Opera does not prepare seriously they are liable to perform very poorly.
D. It is more important for the different parts of the National Opera to practice together; the separate practice stage is merely a preliminary one.
E. Opera plays an important part in the cultural life of the whole city and is therefore not to be taken lightly by the ensemble.