Final answer:
The rebel army of the American Revolution was composed of Colonists, Slaves, and Natives. This diverse group was bound together by the cause of independence, despite the overall division among colonists which included Patriots, Loyalists, and Neutrals. Groups within these categories pursued involvement in the war with varied motivations, including the chance of freedom for enslaved people.
Step-by-step explanation:
The rebel army during the American Revolution was indeed a melting pot, comprising individuals from various sectors of society. The best answer for the spaces in the question would be a) Colonists; Slaves; Natives, as it accurately reflects the composition of the American forces. The Patriots, as the American revolutionaries were known, included a wide cross-section of society such as merchants, farmers, and laborers, all united by the desire for independence. Despite this, the Revolution also divided the colonists, with Loyalists (or Tories) remaining loyal to the British Crown, and Neutrals taking no side. Additionally, some enslaved people saw an opportunity in fighting for the British or the American side in hopes of obtaining their freedom. Furthermore, Native Americans also had a significant role, and their involvement in the war varied based on individual allegiances and the promises made by both sides.