"If we wish to be free-if we mean to preserve", "if we mean not basely to abandon" AND "which we have been so long contending", "which we have been so long engaged", "which we have pledged".
Parallelism is the repetition of the same grammatical structure. There are two instances of parallel structure in this excerpt. The first is the "If we ___ to ___" structure. The second is the "which we have _______" structure. By filling the passage with this parallel structure is gives the sense of a list of reasons that all, compounding on top of one another, logically lead to the need to fight. The change from the parallel structures in the last line "we must fight!" makes this exclamation stand out and hold power.
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</span><span>Then suddenly the singer threw up his face, straightened his tubby figure, rose upon his tiptoes, and with wagging head and scarlet cheeks emitted such a howl as the same dog might have given had his growl been checked by a kick from his master.
Every Greek was a trained critic, and as unsparing in his hisses as he was lavish in his applause.
Many a singer far better than this absurd fop had been driven amid execration and abuse from the platform.</span>
The answer would be A, as this is not an actual goal. All other answer choices have an objective to complete, but choice A is too vague. Hope this helped