Taking up to six months, hikers who plan to complete the entire journey
A. A journey of up to six months, hikers planning to complete it entirely
B. Taking up to six months to complete, hikers who plan the entire journey
C. The entire journey takes up to six months to complete, so hikers who plan to
finish it
D. No change

1) if the main idea is to show the sequence of events, a cause-and-effect style of writing will be used.  2) if the main idea is to show why one product or idea is better than another, the basic points of each side will be compared and contrasted.  3) if the main idea is to present opposing viewpoints, the pros and cons of each side will be discussed.  4) if the main idea is to draw special attention to an important cause or event, various examples will be provided.  5) if the main idea is to define a certain term or concept, various examples and explanations will be provided.