Answer: D)The pattern of blood vessels at the back of the eye.
Explanation: The retinal scan is the techniques which is used in the bio-metric mechanism.The scanning of the retina's blood vessel pattern is capture by the scanner is the unique technique which is used for bio-metric purpose.
Blood vessel pattern is capture because it is present in unique form for every person and will help in distinguishing a person from another person while scanning.
Other options are incorrect because light reflection or reaching near retina and light pattern are not the unique way for identification while scanning a person.Thus the correct option is option(D).
Answer:
The information technology (IT) sector includes companies that produce software, hardware, or semiconductor equipment, and companies that provide internet or related services.
Explanation:
All sharps containers must be stored upright,be puncture-resistant, be labeled or color-coded red & leakproof on both the sides & the bottom! The last one is the one missing!