A letting the structure show, having a clear plan, and supporting a thesis

B getting ideas as you write, discovering relationships while composing, and arriving at a conclusion you didn’t foresee

C surprising a reader with a fresh approach, giving the reader’s imagination room to work, being sure the reader is not bored

A Steamship travel is a thing of the past.

B Many people wish that travel by rail would return.

D There are three aspects of car travel that people will never give up.

A A reason to support the return of rail travel is that it is much more environmentally friendly than either cars or planes.

B Cars and planes are both more environmentally harmful than trains.

C Trains are better because they are less polluting.

A Repetition is an insult to a reader; avoid it.

C It’s better to repeat if it makes what you are saying more clear.

D Repetition is sometimes unavoidable, but it is never welcome.

A first

B last

C somewhere in the middle where it will be a surprise