Please answer this: David wants to categorize animals according to the sound waves they can hear. Eventually, he was able to categorize them in three different groups, group A, group B, and group C. He placed the animals that can only hear ifrasound in group A. Then he placed the animals that are only able to hear the same frequency of sound waves as humans do in group B. The last group of animals were able to hear only ultrasound. He placed them in group C. Would group B able to hear higher or lower frequency than group A?
++++++++
Answer: higher
Problem: Two engineering students learned about petroleum products, While Dan learned more about plastics, Jim learned about fuels. Which student learned less about fuels for trains?

A: Dan
Problem: Given the question: Two brothers owned two adjacent parcels of land. Tom's land was forested, while Bill's was covered with grasslands. Which parcel of land didn't have an excess of water that percolates downward through the soil layers?
++++++++++++++++++++++++++++++++
The answer is:
Bill's
input question: Jerry and George are two roommates who have lived together since college. They have always gotten along well, have similar hobbies and even are the same height. They both enjoy watching sports and playing videogames, but Jerry also rides his bike several miles each week. George can't stand exercising. Instead, he prefers to lay around relaxing and driving his car if he needs to go somewhere. Who has a higher risk of hypertension????
output answer: George
Robin is an exterminator who is making new mixtures of chemicals to use for when he gets called to kill rats in his neighborhood. To make the mixtures, he has to dissolve nitrogen gas in containers of water. In one container, container A, he dissolves the nitrogen gas under high pressure. In the other container, container B, he dissolves the nitrogen gas under low pressure. Which container will have lower solubility of the nitrogen gas?
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Answer: container B
Q: Two sisters Mary and Beth were into sciences. Beth studied physics, while Mary studied chemistry and especially alkanes. They were very devoted to studying. Which sister studied more about methane?
A:
Mary