ANSWER IS C. PERFECT COMPETITION Suppose there are 1,000 businesses that produce widgets. These widgets are all basically the same, performing similar tasks with
little-to-no difference in their design or performance. The market for widgets would be classified as what kind of market structure?
A)
Monopoly
B)
Oligopoly
Perfect Competition
D)
Monopolistic Competition

ANSWER IS C. PERFECT COMPETITION

the correct answer is the following is a list of inventions made in the medieval islamic world, especially during the "islamic golden age" (8th to 13th centuries),[1][2] as well as the late medieval period, especially in the emirate of granada and the ottoman empire.

science and technology in the islamic world adopted and preserved knowledge and technologies from contemporary and earlier civilizations, including persia, india, china, and greece-roman antiquity, while making a number of improvements and innovations.