Seriously need writing a composition argueing for or against the limitation of speed limits. ive done this exam 2 different times now and failed both. i had too pay too retake it and this is my last chance. peae

If you are writing for the limitation of speed limits, you can always say how it is a good thing because it is going to prevent many accidents. If there is a particular speed limit that everyone is supposed to adhere to, then there will be no racing, and fast drivers who don't pay much attention to their surroundings. Thus, everyone will be more conscientious and avoid collisions which often happen due to speedy driving. 

The answer is:

It suggests that Ben's father's intellectual curiosity is a positive trait.

According to the passage, Ben's father inquisitiveness and intense desire for knowledge equals U.S. president's Abraham Lincoln's curiosity. As a result, he takes his family on holiday from Michigan to South Dakota in a comfortable trailer to go camping and see waterfalls, forests and Mount Rushmore.