Choose the alternative which best expresses the meaning of the underlined phrase in the following sentence.
A good sportsman cannot afford to have a fit of the blues before the game.

The phrase "a fit of the blues" refers to a sudden episode of sadness or low morale. In the context of the sentence, it implies that an athlete cannot afford to be in a state of depression or despondency just before a competition, as it might hinder their performance. Considering the options, "stimulants," "entertainment," and "steroids or drugs" do not relate to a state of sadness; option (d) Depression is the best choice here, as it is the direct meaning of the idiom.