Answer: The prospective approach.
Explanation: The prospective approach in a study looks out for product or result of the study. In this approach, a research/study is concluded based on the outcome. For example in the development of a drug, the study will involve testing different methods and concluding based on outcomes.
Some of the inventions that revolutionized American life in the late 1800s are:
- Telephone. <span>Alexander Graham Bell invented the “electric speech machine,” or telephone, in 1876 which revolutionized the way people speak and communicate to people.
-QWERTY. </span><span>The QWERTY is the most used keyboard nowadays. It was created by Christopher L. Shole in 1874. He is the one who introduced the QWERTY keyboard to the world.
- American Football. American Football is nowadays one of the biggest sport of the United States. The invention of it was credited to Walter Camp. The first professional game of football was held in 1892.
- Skyscraper. The first skyscraper, known as the 10-story Home Insurance Company Building in Chicago was designed by architect William Le Baron Jenney. </span>
Answer:
The answer is a. autism spectrum disorder.
Explanation:
This disorder, which usually appears during early childhood, presents symptoms such as difficulties in social interaction, repetitive behaviours and a tendency to be extremely organised. It is called "spectrum" because the symtpoms may vary from person to person.
The causes for this disorder are unknown, and no standard treatment has been found.
I believe the answer is external stakeholders