Which word can replace the phrase "lack of similarity" without changing the meaning of this sentence?

the lack of similarity in project quality is related to how much effort was exerted in the production of each project.

beneficiary

formulation

disparity

paradox

Once you have finished revising your peer’s essay, continue to demonstrate your understanding of grammar and punctuation by writing an essay containing all of the grammatical concepts outlined above. your essay should be short, just 250 words, and it can be written on any subject. it should contain an example of parallel structure, an example of every type of phrase and clause outlined in this lesson, an example of two independent clauses connected by a semicolon, and an example of a colon. if you are struggling to come up with an idea for an essay, consider writing it about the themes present in one of the texts you have read already.

Insert comma today we went to the store to the post office and to the park

How do the authors develop their claim about the effectiveness of restorative justice through examples involving apartheid and the rwandan genocide? cite evidence from the text in your response.