Comparing the skeletons of which of the following fish would best show the evolution of a fish species?
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OPTIONS:
- a male fish and a female fish that could produce offspring
- the same fish just before it received a cut and after it healed
- a fish that lived recently and a fish that lived a long time ago
- the same fish just after it hatched and when it was full-grown

a fish that lived recently and a fish that lived a long time ago

A manufacturer wants to produce a container for food storage that does not break easily and is airtight, inexpensive, and microwave-safe. Which of the following is the best material to use to make the container?
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OPTIONS:
- glass
- metal
- paper
- plastic

plastic

Some businesses offer customers the option to pay for merchandise using their fingerprints as identification. Which of the following would most benefit customers that use this new technology?
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OPTIONS:
- cost of product is reduced
- protection of private information
- ability to track customer preferences
- funds would be credited immediately
protection of private information