What factor helped establish the system of capitalism?

The Industrial Revolution.

Explanation:

And if the phenomenon of private property, which by definition is related to capitalism, is a phenomenon that was still recorded in the 16th century, only capitalism took the right form with the advent of the Industrial Revolution. Namely, then there is a more massive involvement of people in production as well as machine production, which has massive capital. In such circumstances, large industrialists or capitalists appear, who have acquired enormous wealth. Capitalism as a phenomenon evolved throughout the twentieth century and took on its modern form today.

b. she founded a new dynasty that ruled egypt for generations.

i think the answer is a and i hope this ; ))