Question Type: Strengthen
Argument: A plan to develop a laptop having iris scanners than can distinguish one from another. Saves money and theft.
A. There is considerable variation in the color and patterns present in most people's irises. - Correct. Since there is considerable variation in color and patterns, the iris scanners can work effectively.
B. The size of people's irises tends to change noticeably over the course of the day. - Opposite.
C. In-person security services will not suffer
...
Argument: A plan to develop a laptop having iris scanners than can distinguish one from another. Saves money and theft.
A. There is considerable variation in the color and patterns present in most people's irises. - Correct. Since there is considerable variation in color and patterns, the iris scanners can work effectively.
B. The size of people's irises tends to change noticeably over the course of the day. - Opposite.
C. In-person security services will not suffer
...
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