The Question and Answer section for The Rover is a great resource to ask questions, find answers, and discuss the novel.
Check out Gender roles and female agency in the GradeSaver link below:
Actually, I would say that Angellica Biana does have a part in the resolution. Had she not confronted Willmore with a gun, he might not have made the decision to marry Hellena.
In Act IV, Belvile has been wrongly accused of potential murder.