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B. Diabetics, put away the bandages: A new technique for checking blood sugar could make finger pricks a thing of the past.Chemists from Northeastern University have developed a method for injecting tiny fluorescent sensors under the skin thatdetect glucose in the blood. Take a picture of the freckle-size temporary tattoo with a special attachment that fits over yoursmart phone’s camera lens, and a computer program then analyzes the photo and reports your blood sugar number. The tattoomethod is still under-going tests; it could be available in three years.
 27. If the article needed a title, which would be BEST?
(A) Fluorescent Sensors in the Blood
(B) A Blood Sugar Tattoo
(C) Diabetics and Blood Sugar
(D) How to Prevent Diabetes

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