A, compare and contrast. Chronological is when you list something in order of when it happened, so say you are writing about the Great Depression, the beginning would start with the 1930's and the ending would have stuff about the 1940's. Order of importance is when you list stuff in order from most important to least important. So your answer is option A ..
3M is a company with a culture that lets its employees experiment. Because it allows employees to try new things and even use company equipment to do it, the employees have come up with a lot of good ideas, which have led to new products being developed.
