31 Which would best begin a summary of the passage?

А) Mirrors are made by putting a thin layer of metal on the back of a sheet of glass.

B) There are many types of mirrors, and making them is a complicated process.

C) Scientists and doctors use dielectric mirrors in lasers and medical equipment.

D) Mirrors have existed for centuries, but the process of making mirrors has not changed.

What theme does don quixote's blunder about the windmill and his enthusiasm to fight the two monks he believes are "devilish and unnatural" suggest? a sense of earnest purpose can lead to impetuous behavior. true heroism fights without regard to personal expense fighting for justice inspires loyalty the average person gains by the efforts of a select few. next question ask for turn it in