Which of the following is a way you could begin an essay that's about the medical uses of iodine? a. last summer, a splinter in my brother's leg became infected, which led to blood poisoning. he could have prevented the problem with a few drops of iodine. b. although iodine is useful for medical treatments, so are other elements like oxygen, radium, and barium. c. silver iodide is used in photography. photography is a widespread form of art, and it has become more popular than