Answer:An author's word choice is always purposeful and full of thought. When you identify his purpose, it's easy to pick out what he chose certain images or words in his writing.
Explanation:
Understanding the author's purpose helps the reader better understand the main idea of the passage and follow the author's ideas as they progress. Likewise, an author has a purpose for the various decisions made in crafting the sentences in the passage.
Answer: 390 to 600 milliseconds
Explanation: MIT researchers have found an answer in a new study that shows humans need about 390 to 600 milliseconds to detect and react to road hazards, given only a single glance at the road, with younger drivers detecting hazards nearly twice as fast as older drivers.