Iowa lies in the humid continental zone and generally has hot summers, cold winters, and wet springs.<span>
<span /></span>
The invention and inventor that are credited with changing the nature of commerce and news in the first half of the 19th century would be the telephone and it's inventor Alexander Graham Bell.
The answer is a. A day with the shortest or longest amount of sunlight
I may be wrong, but I do believe this may have to do with Andrew Jackson's election, and the voting requirements changed because you no longer had to own property or be wealthy to vote. The common, free white man could vote.
The scientific method is a tool of investigation that has proven to be very effective and is the best that we currently have. With the method of scientific inquiry we are able and have been able to reveal and explain the very fabric of existence!