Imagine five cells, each of a different shape and all requiring oxygen. Which of the following would have the most...

Imagine five cells, each of a different shape and all requiring oxygen. Which of the following would have the most satisfactory oxygen supply? Why?

1. A cube 1mm on a side.
2. A cylinder 1mm long and 0.1 mm in diameter.
3. A cylinder 10 mm long and 0.1 mm in diameter.
4. A flat disk 0.1 mm thick and 1 mm in diameter.
5. A sphere 1 mm in diameter.

 Explain why or why not each and every one of the above choices is the best choice or not the best choice