In this task, you are given a question and answer for that. The answer will fill in the blank or will complete the unfinished question. Your task is to provide an explanation based on the given question or fill-in-the-blank statement, and answer.

Q: Question: Simon was digging in his yard and found that the rocks that were deeper in the ground, compared to the surface rocks, were likely 
 Answer: older

A: Therefore, deeper rock layers must be older than layers closer to the surface.
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Q: Question: If we want to decrease resistance in computers we should put more resistors in 
 Answer: parallel

A: As more resistors are added in series, the total resistance of the circuit increases.
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Q: Question: Tony drives an SUV that contributes many greenhouse gases to the atmosphere. Evan rides a scooter that contributes few greenhouses gases to the atmosphere. Who likely contributes more to the Earth heating up? 
 Answer: Tony

A:
If there are more greenhouse gases in the atmosphere, more ultraviolet radiation will be trapped and the Earth will heat up.
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