The industrial revolution and the progressive Era. Also, the Spanish American war. <span />
Answer:
A
Explanation: An ellipse is a shape that resembles a flattened circle. How much the circle is flattened is expressed by its eccentricity. The eccentricity is a number between 0 and 1. It is zero for a perfect circle.
Answer:
The effects of the Black Death were many and varied. Trade suffered for a time, and wars were temporarily abandoned. Many labourers died, which devastated families through lost means of survival and caused personal suffering; landowners who used labourers as tenant farmers were also affected.
The first alternative is correct (A).
The Enlightenment was an intellectual movement that emerged during the eighteenth century in Europe, which advocated the use of reason (light) against the old regime (darkness) and preached greater economic and political freedom. This movement promoted political, economic and social changes, based on the ideals of freedom, equality and fraternity.