Explain the difference between an affirmative act and acts of omission.

An omission is a failure to act, which generally attracts different legal consequences from positive conduct. In the criminal law, an omission will constitute an actus reus and give rise to liability only when the law imposes a duty to act and the defendant is in breach of that duty. In tort law, similarly, liability will be imposed for an omission only exceptionally, when it can be established that the defendant was under a duty to act.
Affirmative action originally referred to a set of policies and practices preventing discrimination based on race, creed, color and national origins. It now often refers to policies positively supporting members of disadvantaged or underrepresented groups that have previously suffered discrimination in areas such as education, employment and housing.Historically and internationally, support for affirmative action has sought to achieve goals such as bridging inequalities in employment and pay, increasing access to education, promoting diversity, and redressing apparent past wrongs, harms, or hindrances.

One widespread approach in criminal jurisprudence is to define the concepts of act and omission under a bodily movement test. That is, an act assumes some movement of muscles, while omission assume