Order

The reason why medicine is the first and most important on the list is because penicillin was able to save many people's lives. Then you have automobiles because they are very needed in today's world. They can get you place to place in a fast amount of time. Lastly you have cellphones; cellphones are the best way to get a hold of someone and it is very rare to see a person without a cellphone.

Cell phones

The development of cell phones started in 1917. The first cell phone was created in 1973 by  Martin Cooper company was Motorola. The "brick" sold over $3000 and got the nickname for being so big. Through out the years, phones have gotten smaller and more expensive. Now everywhere you go people have a phone.

Automobiles

Automobiles have become more advanced over the years but the use is still the same. They make transportation easier and faster than having to walk place to place. Henry ford is the founder of Ford but the first car was created by Karl Benz.

Medicine

Scientist Alexander Fleming attributed to the discovery of penicillin in 1928. Due to this medicine, it has prevented many deaths caused by diseases.